19933255440

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^2$

素因数の和:169

約数の個数: 960

約数和(自身を含む): 86531604480

約数和(自身を除く): 66598349040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 23, 24, 27, 28, 30, 31, 35, 36, 40, 42, 43, 45, 46, 48, 54, 56, 60, 62, 63, 69, 70, 72, 80, 84, 86, 90, 92, 93, 105, 108, 112, 115, 120, 124, 126, 129, 135, 138, 140, 144, 155, 161, 168, 172, 180, 184, 186, 189, 207, 210, 215, 216, 217, 230, 240, 248, 252, 258, 270, 276, 279, 280, 301, 310, 315, 322, 336, 344, 345, 360, 368, 372, 378, 387, 414, 420, 430, 432, 434, 460, 465, 483, 496, 504, 516, 540, 552, 558, 560, 602, 620, 621, 630, 644, 645, 651, 688, 690, 713, 720, 744, 756, 774, 805, 828, 837, 840, 860, 868, 903, 920, 930, 945, 966, 989, 1008, 1032, 1035, 1080, 1085, 1104, 1116, 1161, 1204, 1240, 1242, 1260, 1288, 1290, 1302, 1333, 1380, 1395, 1426, 1449, 1488, 1505, 1512, 1548, 1610, 1656, 1674, 1680, 1720, 1736, 1806, 1840, 1849, 1860, 1890, 1932, 1935, 1953, 1978, 2064, 2070, 2139, 2160, 2170, 2232, 2322, 2408, 2415, 2480, 2484, 2520, 2576, 2580, 2604, 2666, 2709, 2760, 2790, 2852, 2898, 2967, 3010, 3024, 3096, 3105, 3220, 3255, 3312, 3348, 3440, 3472, 3565, 3612, 3698, 3720, 3780, 3864, 3870, 3906, 3956, 3999, 4140, 4185, 4278, 4340, 4347, 4464, 4515, 4644, 4816, 4830, 4945, 4968, 4991, 5040, 5160, 5208, 5332, 5418, 5520, 5547, 5580, 5704, 5796, 5805, 5859, 5934, 6020, 6192, 6210, 6417, 6440, 6510, 6665, 6696, 6923, 7130, 7224, 7245, 7396, 7440, 7560, 7728, 7740, 7812, 7912, 7998, 8127, 8280, 8370, 8556, 8680, 8694, 8901, 9030, 9245, 9288, 9331, 9660, 9765, 9890, 9936, 9982, 10320, 10416, 10664, 10695, 10836, 11094, 11160, 11408, 11592, 11610, 11718, 11868, 11997, 12040, 12420, 12834, 12880, 12943, 13020, 13330, 13392, 13545, 13846, 14260, 14448, 14490, 14792, 14835, 14973, 15120, 15480, 15624, 15824, 15996, 16254, 16560, 16641, 16740, 17112, 17360, 17388, 17802, 18060, 18490, 18576, 18662, 19251, 19320, 19530, 19780, 19964, 19995, 20769, 21328, 21390, 21672, 21735, 22188, 22320, 23184, 23220, 23436, 23736, 23994, 24080, 24840, 24955, 25668, 25886, 26040, 26660, 26703, 27090, 27692, 27735, 27993, 28520, 28980, 29295, 29584, 29670, 29946, 30659, 30960, 31248, 31992, 32085, 32508, 33282, 33480, 34224, 34615, 34776, 35604, 35991, 36120, 36980, 37324, 38502, 38640, 38829, 39060, 39560, 39928, 39990, 40635, 41538, 42527, 42780, 43344, 43470, 44376, 44505, 44919, 46440, 46655, 46872, 47472, 47988, 49680, 49910, 49923, 51336, 51772, 52080, 53320, 53406, 54180, 55384, 55470, 55986, 57040, 57319, 57960, 58590, 59340, 59892, 59985, 61318, 62307, 63984, 64170, 64715, 65016, 66564, 66960, 69230, 69552, 71208, 71982, 72240, 73960, 74648, 74865, 77004, 77658, 78120, 79120, 79856, 79980, 81270, 83076, 83205, 83979, 85054, 85560, 86940, 88752, 89010, 89838, 91977, 92880, 93310, 93744, 95976, 96255, 99820, 99846, 102672, 103544, 103845, 106640, 106812, 108360, 110768, 110940, 111972, 114638, 115920, 116487, 117180, 118680, 119784, 119970, 122636, 124614, 127581, 128340, 129430, 130032, 133128, 133515, 134757, 138460, 139965, 142416, 143964, 147920, 149296, 149730, 153295, 154008, 155316, 156240, 159960, 162540, 166152, 166410, 167958, 170108, 171120, 171957, 173880, 178020, 179676, 179955, 183954, 186620, 186921, 191952, 192510, 194145, 199640, 199692, 207088, 207690, 212635, 213624, 214613, 216720, 221880, 223944, 224595, 229276, 232974, 234360, 237360, 239568, 239940, 245272, 249228, 249615, 251937, 255162, 256680, 258860, 266256, 267030, 269514, 275931, 276920, 279930, 286595, 287928, 297689, 299460, 306590, 308016, 310632, 311535, 319920, 325080, 332304, 332820, 335916, 340216, 343914, 347760, 349461, 356040, 359352, 359910, 367908, 373240, 373842, 382743, 385020, 388290, 399280, 399384, 401233, 415380, 419895, 425270, 427248, 429226, 443760, 447888, 449190, 458552, 459885, 465948, 468720, 479880, 490544, 498456, 499230, 503874, 510324, 513360, 515871, 517720, 534060, 539028, 551862, 553840, 559860, 573190, 575856, 582435, 595378, 598920, 613180, 621264, 623070, 637905, 643839, 650160, 665640, 671832, 673785, 680432, 687828, 698922, 712080, 718704, 719820, 735816, 746480, 747684, 765486, 770040, 776580, 798768, 802466, 827793, 830760, 839790, 850540, 858452, 859785, 893067, 898380, 917104, 919770, 931896, 934605, 959760, 996912, 998460, 1007748, 1020648, 1031742, 1035440, 1068120, 1073065, 1078056, 1103724, 1119720, 1146380, 1148229, 1164870, 1190756, 1197840, 1203699, 1226360, 1246140, 1259685, 1275810, 1287678, 1318337, 1331280, 1343664, 1347570, 1375656, 1379655, 1397844, 1439640, 1471632, 1488445, 1495368, 1530972, 1540080, 1547613, 1553160, 1604932, 1655586, 1661520, 1679580, 1701080, 1716904, 1719570, 1747305, 1786134, 1796760, 1839540, 1863792, 1869210, 1913715, 1931517, 1996920, 2006165, 2015496, 2041296, 2063484, 2136240, 2146130, 2156112, 2207448, 2239440, 2292760, 2296458, 2329740, 2381512, 2407398, 2452720, 2492280, 2519370, 2551620, 2575356, 2579355, 2636674, 2679201, 2695140, 2751312, 2759310, 2795688, 2879280, 2976890, 2990736, 3061944, 3095226, 3106320, 3209864, 3219195, 3311172, 3359160, 3402160, 3433808, 3439140, 3494610, 3572268, 3593520, 3611097, 3679080, 3738420, 3827430, 3863034, 3955011, 3993840, 4012330, 4030992, 4126968, 4138965, 4292260, 4414896, 4465335, 4585520, 4592916, 4659480, 4763024, 4814796, 4984560, 5038740, 5103240, 5150712, 5158710, 5273348, 5358402, 5390280, 5518620, 5591376, 5741145, 5794551, 5953780, 6018495, 6123888, 6190452, 6419728, 6438390, 6591685, 6622344, 6718320, 6878280, 6989220, 7144536, 7222194, 7358160, 7476840, 7654860, 7726068, 7738065, 7910022, 8024660, 8037603, 8253936, 8277930, 8584520, 8930670, 9185832, 9228359, 9318960, 9629592, 9657585, 10077480, 10206480, 10301424, 10317420, 10546696, 10716804, 10780560, 10833291, 11037240, 11482290, 11589102, 11865033, 11907560, 12036990, 12380904, 12876780, 13183370, 13244688, 13396005, 13756560, 13978440, 14289072, 14444388, 14953680, 15309720, 15452136, 15476130, 15820044, 16049320, 16075206, 16555860, 17169040, 17861340, 18055485, 18371664, 18456718, 19259184, 19315170, 19775055, 20154960, 20634840, 21093392, 21433608, 21666582, 22074480, 22964580, 23178204, 23730066, 23815120, 24073980, 24761808, 25753560, 26366740, 26792010, 27685077, 27956880, 28888776, 28972755, 30619440, 30904272, 30952260, 31640088, 32098640, 32150412, 33111720, 35595099, 35722680, 36110970, 36913436, 38630340, 39550110, 40188015, 41269680, 42867216, 43333164, 45929160, 46141795, 46356408, 47460132, 48147960, 51507120, 52733480, 53584020, 54166455, 55370154, 57777552, 57945510, 59325165, 61904520, 63280176, 64300824, 66223440, 71190198, 71445360, 72221940, 73826872, 77260680, 79100220, 80376030, 83055231, 86666328, 91858320, 92283590, 92712816, 94920264, 96295920, 105466960, 107168040, 108332910, 110740308, 115891020, 118650330, 123809040, 128601648, 138425385, 142380396, 144443880, 147653744, 154521360, 158200440, 160752060, 166110462, 173332656, 177975495, 184567180, 189840528, 214336080, 216665820, 221480616, 231782040, 237300660, 249165693, 276850770, 284760792, 288887760, 316400880, 321504120, 332220924, 355950990, 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約数ペア:

[(1, 19933255440), (2, 9966627720), (3, 6644418480), (4, 4983313860), (5, 3986651088), (6, 3322209240), (7, 2847607920), (8, 2491656930), (9, 2214806160), (10, 1993325544), (12, 1661104620), (14, 1423803960), (15, 1328883696), (16, 1245828465), (18, 1107403080), (20, 996662772), (21, 949202640), (23, 866663280), (24, 830552310), (27, 738268720), (28, 711901980), (30, 664441848), (31, 643008240), (35, 569521584), (36, 553701540), (40, 498331386), (42, 474601320), (43, 463564080), (45, 442961232), (46, 433331640), (48, 415276155), (54, 369134360), (56, 355950990), (60, 332220924), (62, 321504120), (63, 316400880), (69, 288887760), (70, 284760792), (72, 276850770), (80, 249165693), (84, 237300660), (86, 231782040), (90, 221480616), (92, 216665820), (93, 214336080), (105, 189840528), (108, 184567180), (112, 177975495), (115, 173332656), (120, 166110462), (124, 160752060), (126, 158200440), (129, 154521360), (135, 147653744), (138, 144443880), (140, 142380396), (144, 138425385), (155, 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27956880), (720, 27685077), (744, 26792010), (756, 26366740), (774, 25753560), (805, 24761808), (828, 24073980), (837, 23815120), (840, 23730066), (860, 23178204), (868, 22964580), (903, 22074480), (920, 21666582), (930, 21433608), (945, 21093392), (966, 20634840), (989, 20154960), (1008, 19775055), (1032, 19315170), (1035, 19259184), (1080, 18456718), (1085, 18371664), (1104, 18055485), (1116, 17861340), (1161, 17169040), (1204, 16555860), (1240, 16075206), (1242, 16049320), (1260, 15820044), (1288, 15476130), (1290, 15452136), (1302, 15309720), (1333, 14953680), (1380, 14444388), (1395, 14289072), (1426, 13978440), (1449, 13756560), (1488, 13396005), (1505, 13244688), (1512, 13183370), (1548, 12876780), (1610, 12380904), (1656, 12036990), (1674, 11907560), (1680, 11865033), (1720, 11589102), (1736, 11482290), (1806, 11037240), (1840, 10833291), (1849, 10780560), (1860, 10716804), (1890, 10546696), (1932, 10317420), (1935, 10301424), (1953, 10206480), (1978, 10077480), (2064, 9657585), (2070, 9629592), (2139, 9318960), (2160, 9228359), (2170, 9185832), (2232, 8930670), (2322, 8584520), (2408, 8277930), (2415, 8253936), (2480, 8037603), (2484, 8024660), (2520, 7910022), (2576, 7738065), (2580, 7726068), (2604, 7654860), (2666, 7476840), (2709, 7358160), (2760, 7222194), (2790, 7144536), (2852, 6989220), (2898, 6878280), (2967, 6718320), (3010, 6622344), (3024, 6591685), (3096, 6438390), (3105, 6419728), (3220, 6190452), (3255, 6123888), (3312, 6018495), (3348, 5953780), (3440, 5794551), (3472, 5741145), (3565, 5591376), (3612, 5518620), (3698, 5390280), (3720, 5358402), (3780, 5273348), (3864, 5158710), (3870, 5150712), (3906, 5103240), (3956, 5038740), (3999, 4984560), (4140, 4814796), (4185, 4763024), (4278, 4659480), (4340, 4592916), (4347, 4585520), (4464, 4465335), (4515, 4414896), (4644, 4292260), (4816, 4138965), (4830, 4126968), (4945, 4030992), (4968, 4012330), (4991, 3993840), (5040, 3955011), (5160, 3863034), (5208, 3827430), (5332, 3738420), (5418, 3679080), (5520, 3611097), (5547, 3593520), (5580, 3572268), (5704, 3494610), (5796, 3439140), (5805, 3433808), (5859, 3402160), (5934, 3359160), (6020, 3311172), (6192, 3219195), (6210, 3209864), (6417, 3106320), (6440, 3095226), (6510, 3061944), (6665, 2990736), (6696, 2976890), (6923, 2879280), (7130, 2795688), (7224, 2759310), (7245, 2751312), (7396, 2695140), (7440, 2679201), (7560, 2636674), (7728, 2579355), (7740, 2575356), (7812, 2551620), (7912, 2519370), (7998, 2492280), (8127, 2452720), (8280, 2407398), (8370, 2381512), (8556, 2329740), (8680, 2296458), (8694, 2292760), (8901, 2239440), (9030, 2207448), (9245, 2156112), (9288, 2146130), (9331, 2136240), (9660, 2063484), (9765, 2041296), (9890, 2015496), (9936, 2006165), (9982, 1996920), (10320, 1931517), (10416, 1913715), (10664, 1869210), (10695, 1863792), (10836, 1839540), (11094, 1796760), (11160, 1786134), (11408, 1747305), (11592, 1719570), (11610, 1716904), (11718, 1701080), (11868, 1679580), (11997, 1661520), (12040, 1655586), (12420, 1604932), (12834, 1553160), (12880, 1547613), (12943, 1540080), (13020, 1530972), (13330, 1495368), (13392, 1488445), (13545, 1471632), (13846, 1439640), (14260, 1397844), (14448, 1379655), (14490, 1375656), (14792, 1347570), (14835, 1343664), (14973, 1331280), (15120, 1318337), (15480, 1287678), (15624, 1275810), (15824, 1259685), (15996, 1246140), (16254, 1226360), (16560, 1203699), (16641, 1197840), (16740, 1190756), (17112, 1164870), (17360, 1148229), (17388, 1146380), (17802, 1119720), (18060, 1103724), (18490, 1078056), (18576, 1073065), (18662, 1068120), (19251, 1035440), (19320, 1031742), (19530, 1020648), (19780, 1007748), (19964, 998460), (19995, 996912), (20769, 959760), (21328, 934605), (21390, 931896), (21672, 919770), (21735, 917104), (22188, 898380), (22320, 893067), (23184, 859785), (23220, 858452), (23436, 850540), (23736, 839790), (23994, 830760), (24080, 827793), (24840, 802466), (24955, 798768), (25668, 776580), (25886, 770040), (26040, 765486), (26660, 747684), (26703, 746480), (27090, 735816), (27692, 719820), (27735, 718704), (27993, 712080), (28520, 698922), (28980, 687828), (29295, 680432), (29584, 673785), (29670, 671832), (29946, 665640), (30659, 650160), (30960, 643839), (31248, 637905), (31992, 623070), (32085, 621264), (32508, 613180), (33282, 598920), (33480, 595378), (34224, 582435), (34615, 575856), (34776, 573190), (35604, 559860), (35991, 553840), (36120, 551862), (36980, 539028), (37324, 534060), (38502, 517720), (38640, 515871), (38829, 513360), (39060, 510324), (39560, 503874), (39928, 499230), (39990, 498456), (40635, 490544), (41538, 479880), (42527, 468720), (42780, 465948), (43344, 459885), (43470, 458552), (44376, 449190), (44505, 447888), (44919, 443760), (46440, 429226), (46655, 427248), (46872, 425270), (47472, 419895), (47988, 415380), (49680, 401233), (49910, 399384), (49923, 399280), (51336, 388290), (51772, 385020), (52080, 382743), (53320, 373842), (53406, 373240), (54180, 367908), (55384, 359910), (55470, 359352), (55986, 356040), (57040, 349461), (57319, 347760), (57960, 343914), (58590, 340216), (59340, 335916), (59892, 332820), (59985, 332304), (61318, 325080), (62307, 319920), (63984, 311535), (64170, 310632), (64715, 308016), (65016, 306590), (66564, 299460), (66960, 297689), (69230, 287928), (69552, 286595), (71208, 279930), (71982, 276920), (72240, 275931), (73960, 269514), (74648, 267030), (74865, 266256), (77004, 258860), (77658, 256680), (78120, 255162), (79120, 251937), (79856, 249615), (79980, 249228), (81270, 245272), (83076, 239940), (83205, 239568), (83979, 237360), (85054, 234360), (85560, 232974), (86940, 229276), (88752, 224595), (89010, 223944), (89838, 221880), (91977, 216720), (92880, 214613), (93310, 213624), (93744, 212635), (95976, 207690), (96255, 207088), (99820, 199692), (99846, 199640), (102672, 194145), (103544, 192510), (103845, 191952), (106640, 186921), (106812, 186620), (108360, 183954), (110768, 179955), (110940, 179676), (111972, 178020), (114638, 173880), (115920, 171957), (116487, 171120), (117180, 170108), (118680, 167958), (119784, 166410), (119970, 166152), (122636, 162540), (124614, 159960), (127581, 156240), (128340, 155316), (129430, 154008), (130032, 153295), (133128, 149730), (133515, 149296), (134757, 147920), (138460, 143964), (139965, 142416)]