20815034940

素因数分解:

$2^2\times 3^8\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:131

約数の個数: 864

約数和(自身を含む): 83801862144

約数和(自身を除く): 62986827204

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 27, 28, 30, 31, 34, 35, 36, 42, 43, 45, 51, 54, 60, 62, 63, 68, 70, 81, 84, 85, 86, 90, 93, 102, 105, 108, 119, 124, 126, 129, 135, 140, 153, 155, 162, 170, 172, 180, 186, 189, 204, 210, 215, 217, 238, 243, 252, 255, 258, 270, 279, 301, 306, 310, 315, 324, 340, 357, 372, 378, 387, 405, 420, 430, 434, 459, 465, 476, 486, 510, 516, 527, 540, 558, 567, 595, 602, 612, 620, 630, 645, 651, 714, 729, 731, 756, 765, 774, 810, 837, 860, 868, 903, 918, 930, 945, 972, 1020, 1054, 1071, 1085, 1116, 1134, 1161, 1190, 1204, 1215, 1260, 1290, 1302, 1333, 1377, 1395, 1428, 1458, 1462, 1505, 1530, 1548, 1581, 1620, 1674, 1701, 1785, 1806, 1836, 1860, 1890, 1935, 1953, 2108, 2142, 2170, 2187, 2193, 2268, 2295, 2322, 2380, 2430, 2511, 2580, 2604, 2635, 2666, 2709, 2754, 2790, 2835, 2916, 2924, 3010, 3060, 3162, 3213, 3255, 3348, 3402, 3483, 3570, 3612, 3645, 3655, 3689, 3780, 3870, 3906, 3999, 4131, 4185, 4284, 4340, 4374, 4386, 4515, 4590, 4644, 4743, 4860, 5022, 5103, 5117, 5270, 5332, 5355, 5418, 5508, 5580, 5670, 5805, 5859, 6020, 6324, 6426, 6510, 6561, 6579, 6665, 6804, 6885, 6966, 7140, 7290, 7310, 7378, 7533, 7740, 7812, 7905, 7998, 8127, 8262, 8370, 8505, 8748, 8772, 9030, 9180, 9331, 9486, 9639, 9765, 10044, 10206, 10234, 10449, 10540, 10710, 10836, 10935, 10965, 11067, 11340, 11610, 11718, 11997, 12393, 12555, 12852, 13020, 13122, 13158, 13330, 13545, 13770, 13932, 14229, 14580, 14620, 14756, 15066, 15309, 15351, 15810, 15996, 16065, 16254, 16524, 16740, 17010, 17415, 17577, 18060, 18445, 18662, 18972, 19278, 19530, 19737, 19995, 20412, 20468, 20655, 20898, 21420, 21870, 21930, 22134, 22599, 22661, 23220, 23436, 23715, 23994, 24381, 24786, 25110, 25515, 25585, 26244, 26316, 26660, 27090, 27540, 27993, 28458, 28917, 29295, 30132, 30618, 30702, 31347, 31620, 32130, 32508, 32805, 32895, 33201, 34020, 34830, 35154, 35991, 36890, 37179, 37324, 37665, 38556, 39060, 39474, 39990, 40635, 41310, 41796, 42687, 43740, 43860, 44268, 45198, 45322, 45927, 46053, 46655, 47430, 47988, 48195, 48762, 49572, 50220, 51030, 51170, 52245, 52731, 54180, 55335, 55986, 56916, 57834, 58590, 59211, 59985, 61236, 61404, 61965, 62694, 64260, 65610, 65790, 66402, 67797, 67983, 69660, 70308, 71145, 71982, 73143, 73780, 74358, 75330, 76545, 76755, 78948, 79980, 81270, 82620, 83979, 85374, 86751, 87885, 90396, 90644, 91854, 92106, 93310, 94041, 94860, 96390, 97524, 98685, 99603, 102060, 102340, 104490, 105462, 107973, 110670, 111537, 111972, 112995, 113305, 115668, 117180, 118422, 119970, 121905, 123930, 125388, 128061, 131220, 131580, 132804, 135594, 135966, 138159, 139965, 142290, 143964, 144585, 146286, 148716, 150660, 153090, 153510, 156735, 158193, 158627, 162540, 166005, 167958, 170748, 173502, 175770, 177633, 179955, 183708, 184212, 185895, 186620, 188082, 192780, 197370, 199206, 203391, 203949, 208980, 210924, 213435, 215946, 219429, 221340, 223074, 225990, 226610, 229635, 230265, 236844, 239940, 243810, 247860, 251937, 256122, 260253, 263655, 271188, 271932, 276318, 279930, 282123, 284580, 289170, 292572, 296055, 298809, 306180, 307020, 313470, 316386, 317254, 323919, 332010, 335916, 338985, 339915, 347004, 351540, 355266, 359910, 365715, 371790, 376164, 384183, 394740, 398412, 406782, 407898, 414477, 419895, 426870, 431892, 433755, 438858, 446148, 451980, 453220, 459270, 460530, 470205, 474579, 475881, 487620, 498015, 503874, 512244, 520506, 527310, 532899, 539865, 552636, 557685, 559860, 564246, 578340, 592110, 597618, 611847, 626940, 632772, 634508, 640305, 647838, 658287, 664020, 677970, 679830, 690795, 710532, 719820, 731430, 743580, 755811, 768366, 780759, 790965, 793135, 813564, 815796, 828954, 839790, 853740, 867510, 877716, 888165, 896427, 918540, 921060, 940410, 949158, 951762, 971757, 996030, 1007748, 1016955, 1019745, 1041012, 1054620, 1065798, 1079730, 1097145, 1115370, 1128492, 1152549, 1184220, 1195236, 1223694, 1243431, 1259685, 1280610, 1295676, 1301265, 1316574, 1355940, 1359660, 1381590, 1410615, 1423737, 1427643, 1462860, 1494045, 1511622, 1536732, 1561518, 1581930, 1586270, 1598697, 1619595, 1657908, 1679580, 1735020, 1776330, 1792854, 1835541, 1880820, 1898316, 1903524, 1920915, 1943514, 1974861, 1992060, 2033910, 2039490, 2072385, 2131596, 2159460, 2194290, 2230740, 2267433, 2305098, 2372895, 2379405, 2447388, 2486862, 2519370, 2561220, 2602530, 2633148, 2664495, 2689281, 2763180, 2821230, 2847474, 2855286, 2915271, 2988090, 3023244, 3059235, 3123036, 3163860, 3172540, 3197394, 3239190, 3291435, 3457647, 3552660, 3585708, 3671082, 3730293, 3779055, 3841830, 3887028, 3903795, 3949722, 4067820, 4078980, 4144770, 4282929, 4388580, 4482135, 4534866, 4610196, 4745790, 4758810, 4796091, 4858785, 4973724, 5038740, 5205060, 5328990, 5378562, 5506623, 5642460, 5694948, 5710572, 5762745, 5830542, 5976180, 6118470, 6217155, 6394788, 6478380, 6582870, 6802299, 6915294, 7118685, 7138215, 7342164, 7460586, 7558110, 7683660, 7807590, 7899444, 7993485, 8067843, 8289540, 8565858, 8745813, 8964270, 9069732, 9177705, 9491580, 9517620, 9592182, 9717570, 9874305, 10657980, 10757124, 11013246, 11190879, 11337165, 11525490, 11661084, 12236940, 12434310, 12848787, 13165740, 13446405, 13604598, 13830588, 14237370, 14276430, 14576355, 14921172, 15116220, 15615180, 15986970, 16135686, 16519869, 17131716, 17288235, 17491626, 17928540, 18355410, 18651465, 19184364, 19435140, 19748610, 20406897, 21414645, 22026492, 22381758, 22674330, 23050980, 23980455, 24203529, 24868620, 25697574, 26892810, 27209196, 27533115, 28474740, 28552860, 29152710, 31973940, 32271372, 33039738, 33572637, 34011495, 34576470, 34983252, 36710820, 37302930, 38546361, 39497220, 40339215, 40813794, 42829290, 43729065, 44763516, 45348660, 47960910, 48407058, 49559607, 51395148, 53785620, 55066230, 55954395, 58305420, 61220691, 64243935, 66079476, 67145274, 68022990, 69152940, 74605860, 77092722, 80678430, 81627588, 82599345, 85658580, 87458130, 95921820, 96814116, 99119214, 102034485, 110132460, 111908790, 115639083, 121017645, 122441382, 128487870, 134290548, 136045980, 148678821, 154185444, 161356860, 165198690, 167863185, 174916260, 192731805, 198238428, 204068970, 223817580, 231278166, 242035290, 244882764, 247798035, 256975740, 297357642, 306103455, 330397380, 335726370, 346917249, 385463610, 408137940, 462556332, 484070580, 495596070, 578195415, 594715284, 612206910, 671452740, 693834498, 743394105, 770927220, 991192140, 1040751747, 1156390830, 1224413820, 1387668996, 1486788210, 1734586245, 2081503494, 2312781660, 2973576420, 3469172490, 4163006988, 5203758735, 6938344980, 10407517470, 20815034940]

約数ペア:

[(1, 20815034940), (2, 10407517470), (3, 6938344980), (4, 5203758735), (5, 4163006988), (6, 3469172490), (7, 2973576420), (9, 2312781660), (10, 2081503494), (12, 1734586245), (14, 1486788210), (15, 1387668996), (17, 1224413820), (18, 1156390830), (20, 1040751747), (21, 991192140), (27, 770927220), (28, 743394105), (30, 693834498), (31, 671452740), (34, 612206910), (35, 594715284), (36, 578195415), (42, 495596070), (43, 484070580), (45, 462556332), (51, 408137940), (54, 385463610), (60, 346917249), (62, 335726370), (63, 330397380), (68, 306103455), (70, 297357642), (81, 256975740), (84, 247798035), (85, 244882764), (86, 242035290), (90, 231278166), (93, 223817580), (102, 204068970), (105, 198238428), (108, 192731805), (119, 174916260), (124, 167863185), (126, 165198690), (129, 161356860), (135, 154185444), (140, 148678821), (153, 136045980), (155, 134290548), (162, 128487870), (170, 122441382), (172, 121017645), (180, 115639083), (186, 111908790), (189, 110132460), (204, 102034485), (210, 99119214), (215, 96814116), (217, 95921820), (238, 87458130), (243, 85658580), (252, 82599345), (255, 81627588), (258, 80678430), (270, 77092722), (279, 74605860), (301, 69152940), (306, 68022990), (310, 67145274), (315, 66079476), (324, 64243935), (340, 61220691), (357, 58305420), (372, 55954395), (378, 55066230), (387, 53785620), (405, 51395148), (420, 49559607), (430, 48407058), (434, 47960910), (459, 45348660), (465, 44763516), (476, 43729065), (486, 42829290), (510, 40813794), (516, 40339215), (527, 39497220), (540, 38546361), (558, 37302930), (567, 36710820), (595, 34983252), (602, 34576470), (612, 34011495), (620, 33572637), (630, 33039738), (645, 32271372), (651, 31973940), (714, 29152710), (729, 28552860), (731, 28474740), (756, 27533115), (765, 27209196), (774, 26892810), (810, 25697574), (837, 24868620), (860, 24203529), (868, 23980455), (903, 23050980), (918, 22674330), (930, 22381758), (945, 22026492), (972, 21414645), (1020, 20406897), (1054, 19748610), (1071, 19435140), (1085, 19184364), (1116, 18651465), (1134, 18355410), (1161, 17928540), (1190, 17491626), (1204, 17288235), (1215, 17131716), (1260, 16519869), (1290, 16135686), (1302, 15986970), (1333, 15615180), (1377, 15116220), (1395, 14921172), (1428, 14576355), (1458, 14276430), (1462, 14237370), (1505, 13830588), (1530, 13604598), (1548, 13446405), (1581, 13165740), (1620, 12848787), (1674, 12434310), (1701, 12236940), (1785, 11661084), (1806, 11525490), (1836, 11337165), (1860, 11190879), (1890, 11013246), (1935, 10757124), (1953, 10657980), (2108, 9874305), (2142, 9717570), (2170, 9592182), (2187, 9517620), (2193, 9491580), (2268, 9177705), (2295, 9069732), (2322, 8964270), (2380, 8745813), (2430, 8565858), (2511, 8289540), (2580, 8067843), (2604, 7993485), (2635, 7899444), (2666, 7807590), (2709, 7683660), (2754, 7558110), (2790, 7460586), (2835, 7342164), (2916, 7138215), (2924, 7118685), (3010, 6915294), (3060, 6802299), (3162, 6582870), (3213, 6478380), (3255, 6394788), (3348, 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(8772, 2372895), (9030, 2305098), (9180, 2267433), (9331, 2230740), (9486, 2194290), (9639, 2159460), (9765, 2131596), (10044, 2072385), (10206, 2039490), (10234, 2033910), (10449, 1992060), (10540, 1974861), (10710, 1943514), (10836, 1920915), (10935, 1903524), (10965, 1898316), (11067, 1880820), (11340, 1835541), (11610, 1792854), (11718, 1776330), (11997, 1735020), (12393, 1679580), (12555, 1657908), (12852, 1619595), (13020, 1598697), (13122, 1586270), (13158, 1581930), (13330, 1561518), (13545, 1536732), (13770, 1511622), (13932, 1494045), (14229, 1462860), (14580, 1427643), (14620, 1423737), (14756, 1410615), (15066, 1381590), (15309, 1359660), (15351, 1355940), (15810, 1316574), (15996, 1301265), (16065, 1295676), (16254, 1280610), (16524, 1259685), (16740, 1243431), (17010, 1223694), (17415, 1195236), (17577, 1184220), (18060, 1152549), (18445, 1128492), (18662, 1115370), (18972, 1097145), (19278, 1079730), (19530, 1065798), (19737, 1054620), (19995, 1041012), (20412, 1019745), (20468, 1016955), (20655, 1007748), (20898, 996030), (21420, 971757), (21870, 951762), (21930, 949158), (22134, 940410), (22599, 921060), (22661, 918540), (23220, 896427), (23436, 888165), (23715, 877716), (23994, 867510), (24381, 853740), (24786, 839790), (25110, 828954), (25515, 815796), (25585, 813564), (26244, 793135), (26316, 790965), (26660, 780759), (27090, 768366), (27540, 755811), (27993, 743580), (28458, 731430), (28917, 719820), (29295, 710532), (30132, 690795), (30618, 679830), (30702, 677970), (31347, 664020), (31620, 658287), (32130, 647838), (32508, 640305), (32805, 634508), (32895, 632772), (33201, 626940), (34020, 611847), (34830, 597618), (35154, 592110), (35991, 578340), (36890, 564246), (37179, 559860), (37324, 557685), (37665, 552636), (38556, 539865), (39060, 532899), (39474, 527310), (39990, 520506), (40635, 512244), (41310, 503874), (41796, 498015), (42687, 487620), (43740, 475881), (43860, 474579), (44268, 470205), (45198, 460530), (45322, 459270), (45927, 453220), (46053, 451980), (46655, 446148), (47430, 438858), (47988, 433755), (48195, 431892), (48762, 426870), (49572, 419895), (50220, 414477), (51030, 407898), (51170, 406782), (52245, 398412), (52731, 394740), (54180, 384183), (55335, 376164), (55986, 371790), (56916, 365715), (57834, 359910), (58590, 355266), (59211, 351540), (59985, 347004), (61236, 339915), (61404, 338985), (61965, 335916), (62694, 332010), (64260, 323919), (65610, 317254), (65790, 316386), (66402, 313470), (67797, 307020), (67983, 306180), (69660, 298809), (70308, 296055), (71145, 292572), (71982, 289170), (73143, 284580), (73780, 282123), (74358, 279930), (75330, 276318), (76545, 271932), (76755, 271188), (78948, 263655), (79980, 260253), (81270, 256122), (82620, 251937), (83979, 247860), (85374, 243810), (86751, 239940), (87885, 236844), (90396, 230265), (90644, 229635), (91854, 226610), (92106, 225990), (93310, 223074), (94041, 221340), (94860, 219429), (96390, 215946), (97524, 213435), (98685, 210924), (99603, 208980), (102060, 203949), (102340, 203391), (104490, 199206), (105462, 197370), (107973, 192780), (110670, 188082), (111537, 186620), (111972, 185895), (112995, 184212), (113305, 183708), (115668, 179955), (117180, 177633), (118422, 175770), (119970, 173502), (121905, 170748), (123930, 167958), (125388, 166005), (128061, 162540), (131220, 158627), (131580, 158193), (132804, 156735), (135594, 153510), (135966, 153090), (138159, 150660), (139965, 148716), (142290, 146286), (143964, 144585)]