20497172640

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^2\times {\mathrm{191}}^1$

素因数の和:317

約数の個数: 576

約数和(自身を含む): 80031006720

約数和(自身を除く): 59533834080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 30, 32, 35, 38, 40, 41, 42, 48, 56, 57, 60, 70, 76, 80, 82, 84, 95, 96, 105, 112, 114, 120, 123, 133, 140, 152, 160, 164, 168, 190, 191, 205, 210, 224, 228, 240, 246, 266, 280, 285, 287, 304, 328, 336, 380, 382, 399, 410, 420, 456, 480, 492, 532, 560, 570, 573, 574, 608, 615, 656, 665, 672, 760, 764, 779, 798, 820, 840, 861, 912, 955, 984, 1064, 1120, 1140, 1146, 1148, 1230, 1312, 1330, 1337, 1435, 1520, 1528, 1558, 1596, 1640, 1680, 1681, 1722, 1824, 1910, 1968, 1995, 2128, 2280, 2292, 2296, 2337, 2460, 2660, 2674, 2865, 2870, 3040, 3056, 3116, 3192, 3280, 3360, 3362, 3444, 3629, 3820, 3895, 3936, 3990, 4011, 4256, 4305, 4560, 4584, 4592, 4674, 4920, 5043, 5320, 5348, 5453, 5730, 5740, 6112, 6232, 6384, 6560, 6685, 6724, 6888, 7258, 7640, 7790, 7831, 7980, 8022, 8405, 8610, 9120, 9168, 9184, 9348, 9840, 10086, 10640, 10696, 10887, 10906, 11460, 11480, 11685, 11767, 12464, 12768, 13370, 13448, 13776, 14516, 15280, 15580, 15662, 15960, 16044, 16359, 16810, 17220, 18145, 18336, 18696, 19680, 20055, 20172, 21280, 21392, 21774, 21812, 22920, 22960, 23370, 23493, 23534, 24928, 25215, 25403, 26740, 26896, 27265, 27552, 29032, 30560, 31160, 31324, 31920, 31939, 32088, 32718, 33620, 34440, 35301, 36290, 37392, 39155, 40110, 40344, 42784, 43548, 43624, 45840, 45920, 46740, 46986, 47068, 50430, 50806, 53480, 53792, 54435, 54530, 54817, 58064, 58835, 62320, 62648, 63840, 63878, 64176, 65436, 67240, 68880, 70602, 72580, 74784, 76209, 78310, 80220, 80688, 81795, 87096, 87248, 91680, 93480, 93972, 94136, 95817, 100860, 101612, 106960, 108870, 109060, 109634, 116128, 117465, 117670, 124640, 125296, 127015, 127756, 128352, 130872, 134480, 137760, 141204, 145160, 148789, 152418, 156620, 159695, 160440, 161376, 163590, 164451, 174192, 174496, 176505, 186960, 187944, 188272, 191634, 201720, 203224, 213920, 217740, 218120, 219268, 223573, 234930, 235340, 250592, 254030, 255512, 261744, 268960, 274085, 282408, 290320, 297578, 304836, 313240, 319390, 320880, 321071, 327180, 328902, 348384, 353010, 373920, 375888, 376544, 381045, 383268, 403440, 406448, 435480, 436240, 438536, 446367, 447146, 469860, 470680, 479085, 508060, 511024, 523488, 548170, 564816, 580640, 595156, 609672, 626480, 638780, 641760, 642142, 654360, 657804, 670719, 706020, 743945, 751776, 762090, 766536, 806880, 812896, 822255, 870960, 872480, 877072, 892734, 894292, 939720, 941360, 958170, 963213, 1016120, 1022048, 1041523, 1096340, 1117865, 1129632, 1190312, 1219344, 1252960, 1277560, 1284284, 1308720, 1315608, 1341438, 1412040, 1487890, 1524180, 1533072, 1605355, 1644510, 1741920, 1754144, 1785468, 1788584, 1879440, 1882720, 1916340, 1926426, 2032240, 2083046, 2192680, 2231835, 2235730, 2247497, 2380624, 2438688, 2555120, 2568568, 2617440, 2631216, 2682876, 2824080, 2975780, 3048360, 3066144, 3124569, 3210710, 3289020, 3353595, 3570936, 3577168, 3758880, 3832680, 3852852, 4064480, 4166092, 4385360, 4463670, 4471460, 4494994, 4761248, 4816065, 5110240, 5137136, 5207615, 5262432, 5365752, 5648160, 5951560, 6096720, 6100349, 6249138, 6421420, 6578040, 6707190, 6742491, 7141872, 7154336, 7665360, 7705704, 8332184, 8770720, 8927340, 8942920, 8989988, 9632130, 10274272, 10415230, 10731504, 11237485, 11903120, 12193440, 12200698, 12498276, 12842840, 13156080, 13414380, 13484982, 14283744, 15330720, 15411408, 15622845, 16664368, 17854680, 17885840, 17979976, 18301047, 19264260, 20830460, 21463008, 22474970, 23806240, 24401396, 24996552, 25685680, 26312160, 26828760, 26969964, 30501745, 30822816, 31245690, 33328736, 33712455, 35709360, 35771680, 35959952, 36602094, 38528520, 41660920, 42702443, 44949940, 48802792, 49993104, 51371360, 53657520, 53939928, 61003490, 62491380, 67424910, 71418720, 71919904, 73204188, 77057040, 83321840, 85404886, 89899880, 91505235, 97605584, 99986208, 107315040, 107879856, 122006980, 124982760, 128107329, 134849820, 146408376, 154114080, 166643680, 170809772, 179799760, 183010470, 195211168, 213512215, 215759712, 244013960, 249965520, 256214658, 269699640, 292816752, 341619544, 359599520, 366020940, 427024430, 488027920, 499931040, 512429316, 539399280, 585633504, 640536645, 683239088, 732041880, 854048860, 976055840, 1024858632, 1078798560, 1281073290, 1366478176, 1464083760, 1708097720, 2049717264, 2562146580, 2928167520, 3416195440, 4099434528, 5124293160, 6832390880, 10248586320, 20497172640]

約数ペア:

[(1, 20497172640), (2, 10248586320), (3, 6832390880), (4, 5124293160), (5, 4099434528), (6, 3416195440), (7, 2928167520), (8, 2562146580), (10, 2049717264), (12, 1708097720), (14, 1464083760), (15, 1366478176), (16, 1281073290), (19, 1078798560), (20, 1024858632), (21, 976055840), (24, 854048860), (28, 732041880), (30, 683239088), (32, 640536645), (35, 585633504), (38, 539399280), (40, 512429316), (41, 499931040), (42, 488027920), (48, 427024430), (56, 366020940), (57, 359599520), (60, 341619544), (70, 292816752), (76, 269699640), (80, 256214658), (82, 249965520), (84, 244013960), (95, 215759712), (96, 213512215), (105, 195211168), (112, 183010470), (114, 179799760), (120, 170809772), (123, 166643680), (133, 154114080), (140, 146408376), (152, 134849820), (160, 128107329), (164, 124982760), (168, 122006980), (190, 107879856), (191, 107315040), (205, 99986208), (210, 97605584), (224, 91505235), (228, 89899880), (240, 85404886), (246, 83321840), (266, 77057040), (280, 73204188), (285, 71919904), (287, 71418720), (304, 67424910), (328, 62491380), (336, 61003490), (380, 53939928), (382, 53657520), (399, 51371360), (410, 49993104), (420, 48802792), (456, 44949940), (480, 42702443), (492, 41660920), (532, 38528520), (560, 36602094), (570, 35959952), (573, 35771680), (574, 35709360), (608, 33712455), (615, 33328736), (656, 31245690), (665, 30822816), (672, 30501745), (760, 26969964), (764, 26828760), (779, 26312160), (798, 25685680), (820, 24996552), (840, 24401396), (861, 23806240), (912, 22474970), (955, 21463008), (984, 20830460), (1064, 19264260), (1120, 18301047), (1140, 17979976), (1146, 17885840), (1148, 17854680), (1230, 16664368), (1312, 15622845), (1330, 15411408), (1337, 15330720), (1435, 14283744), (1520, 13484982), (1528, 13414380), (1558, 13156080), (1596, 12842840), (1640, 12498276), (1680, 12200698), (1681, 12193440), (1722, 11903120), (1824, 11237485), (1910, 10731504), (1968, 10415230), (1995, 10274272), (2128, 9632130), (2280, 8989988), (2292, 8942920), (2296, 8927340), (2337, 8770720), (2460, 8332184), (2660, 7705704), (2674, 7665360), (2865, 7154336), (2870, 7141872), (3040, 6742491), (3056, 6707190), (3116, 6578040), (3192, 6421420), (3280, 6249138), (3360, 6100349), (3362, 6096720), (3444, 5951560), (3629, 5648160), (3820, 5365752), (3895, 5262432), (3936, 5207615), (3990, 5137136), (4011, 5110240), (4256, 4816065), (4305, 4761248), (4560, 4494994), (4584, 4471460), (4592, 4463670), (4674, 4385360), (4920, 4166092), (5043, 4064480), (5320, 3852852), (5348, 3832680), (5453, 3758880), (5730, 3577168), (5740, 3570936), (6112, 3353595), (6232, 3289020), (6384, 3210710), (6560, 3124569), (6685, 3066144), (6724, 3048360), (6888, 2975780), (7258, 2824080), (7640, 2682876), (7790, 2631216), (7831, 2617440), (7980, 2568568), (8022, 2555120), (8405, 2438688), (8610, 2380624), (9120, 2247497), (9168, 2235730), (9184, 2231835), (9348, 2192680), (9840, 2083046), (10086, 2032240), (10640, 1926426), (10696, 1916340), (10887, 1882720), (10906, 1879440), (11460, 1788584), (11480, 1785468), (11685, 1754144), (11767, 1741920), (12464, 1644510), (12768, 1605355), (13370, 1533072), (13448, 1524180), (13776, 1487890), (14516, 1412040), (15280, 1341438), (15580, 1315608), (15662, 1308720), (15960, 1284284), (16044, 1277560), (16359, 1252960), (16810, 1219344), (17220, 1190312), (18145, 1129632), (18336, 1117865), (18696, 1096340), (19680, 1041523), (20055, 1022048), (20172, 1016120), (21280, 963213), (21392, 958170), (21774, 941360), (21812, 939720), (22920, 894292), (22960, 892734), (23370, 877072), (23493, 872480), (23534, 870960), (24928, 822255), (25215, 812896), (25403, 806880), (26740, 766536), (26896, 762090), (27265, 751776), (27552, 743945), (29032, 706020), (30560, 670719), (31160, 657804), (31324, 654360), (31920, 642142), (31939, 641760), (32088, 638780), (32718, 626480), (33620, 609672), (34440, 595156), (35301, 580640), (36290, 564816), (37392, 548170), (39155, 523488), (40110, 511024), (40344, 508060), (42784, 479085), (43548, 470680), (43624, 469860), (45840, 447146), (45920, 446367), (46740, 438536), (46986, 436240), (47068, 435480), (50430, 406448), (50806, 403440), (53480, 383268), (53792, 381045), (54435, 376544), (54530, 375888), (54817, 373920), (58064, 353010), (58835, 348384), (62320, 328902), (62648, 327180), (63840, 321071), (63878, 320880), (64176, 319390), (65436, 313240), (67240, 304836), (68880, 297578), (70602, 290320), (72580, 282408), (74784, 274085), (76209, 268960), (78310, 261744), (80220, 255512), (80688, 254030), (81795, 250592), (87096, 235340), (87248, 234930), (91680, 223573), (93480, 219268), (93972, 218120), (94136, 217740), (95817, 213920), (100860, 203224), (101612, 201720), (106960, 191634), (108870, 188272), (109060, 187944), (109634, 186960), (116128, 176505), (117465, 174496), (117670, 174192), (124640, 164451), (125296, 163590), (127015, 161376), (127756, 160440), (128352, 159695), (130872, 156620), (134480, 152418), (137760, 148789), (141204, 145160)]