2815257480

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{239}}^1\times {\mathrm{379}}^1$

素因数の和:676

約数の個数: 256

約数和(自身を含む): 9980928000

約数和(自身を除く): 7165670520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 37, 40, 42, 56, 60, 70, 74, 84, 105, 111, 120, 140, 148, 168, 185, 210, 222, 239, 259, 280, 296, 370, 379, 420, 444, 478, 518, 555, 717, 740, 758, 777, 840, 888, 956, 1036, 1110, 1137, 1195, 1295, 1434, 1480, 1516, 1554, 1673, 1895, 1912, 2072, 2220, 2274, 2390, 2590, 2653, 2868, 3032, 3108, 3346, 3585, 3790, 3885, 4440, 4548, 4780, 5019, 5180, 5306, 5685, 5736, 6216, 6692, 7170, 7580, 7770, 7959, 8365, 8843, 9096, 9560, 10038, 10360, 10612, 11370, 13265, 13384, 14023, 14340, 15160, 15540, 15918, 16730, 17686, 20076, 21224, 22740, 25095, 26529, 26530, 28046, 28680, 31080, 31836, 33460, 35372, 39795, 40152, 42069, 44215, 45480, 50190, 53058, 53060, 56092, 61901, 63672, 66920, 70115, 70744, 79590, 84138, 88430, 90581, 98161, 100380, 106116, 106120, 112184, 123802, 132645, 140230, 159180, 168276, 176860, 181162, 185703, 196322, 200760, 210345, 212232, 247604, 265290, 271743, 280460, 294483, 309505, 318360, 336552, 353720, 362324, 371406, 392644, 420690, 452905, 490805, 495208, 530580, 543486, 560920, 588966, 619010, 634067, 724648, 742812, 785288, 841380, 905810, 928515, 981610, 1061160, 1086972, 1177932, 1238020, 1268134, 1358715, 1472415, 1485624, 1682760, 1811620, 1857030, 1902201, 1963220, 2173944, 2355864, 2476040, 2536268, 2717430, 2944830, 3170335, 3351497, 3623240, 3714060, 3804402, 3926440, 5072536, 5434860, 5889660, 6340670, 6702994, 7428120, 7608804, 9511005, 10054491, 10869720, 11779320, 12681340, 13405988, 15217608, 16757485, 19022010, 20108982, 23460479, 25362680, 26811976, 33514970, 38044020, 40217964, 46920958, 50272455, 67029940, 70381437, 76088040, 80435928, 93841916, 100544910, 117302395, 134059880, 140762874, 187683832, 201089820, 234604790, 281525748, 351907185, 402179640, 469209580, 563051496, 703814370, 938419160, 1407628740, 2815257480]

約数ペア:

[(1, 2815257480), (2, 1407628740), (3, 938419160), (4, 703814370), (5, 563051496), (6, 469209580), (7, 402179640), (8, 351907185), (10, 281525748), (12, 234604790), (14, 201089820), (15, 187683832), (20, 140762874), (21, 134059880), (24, 117302395), (28, 100544910), (30, 93841916), (35, 80435928), (37, 76088040), (40, 70381437), (42, 67029940), (56, 50272455), (60, 46920958), (70, 40217964), (74, 38044020), (84, 33514970), (105, 26811976), (111, 25362680), (120, 23460479), (140, 20108982), (148, 19022010), (168, 16757485), (185, 15217608), (210, 13405988), (222, 12681340), (239, 11779320), (259, 10869720), (280, 10054491), (296, 9511005), (370, 7608804), (379, 7428120), (420, 6702994), (444, 6340670), (478, 5889660), (518, 5434860), (555, 5072536), (717, 3926440), (740, 3804402), (758, 3714060), (777, 3623240), (840, 3351497), (888, 3170335), (956, 2944830), (1036, 2717430), (1110, 2536268), (1137, 2476040), (1195, 2355864), (1295, 2173944), (1434, 1963220), (1480, 1902201), (1516, 1857030), (1554, 1811620), (1673, 1682760), (1895, 1485624), (1912, 1472415), (2072, 1358715), (2220, 1268134), (2274, 1238020), (2390, 1177932), (2590, 1086972), (2653, 1061160), (2868, 981610), (3032, 928515), (3108, 905810), (3346, 841380), (3585, 785288), (3790, 742812), (3885, 724648), (4440, 634067), (4548, 619010), (4780, 588966), (5019, 560920), (5180, 543486), (5306, 530580), (5685, 495208), (5736, 490805), (6216, 452905), (6692, 420690), (7170, 392644), (7580, 371406), (7770, 362324), (7959, 353720), (8365, 336552), (8843, 318360), (9096, 309505), (9560, 294483), (10038, 280460), (10360, 271743), (10612, 265290), (11370, 247604), (13265, 212232), (13384, 210345), (14023, 200760), (14340, 196322), (15160, 185703), (15540, 181162), (15918, 176860), (16730, 168276), (17686, 159180), (20076, 140230), (21224, 132645), (22740, 123802), (25095, 112184), (26529, 106120), (26530, 106116), (28046, 100380), (28680, 98161), (31080, 90581), (31836, 88430), (33460, 84138), (35372, 79590), (39795, 70744), (40152, 70115), (42069, 66920), (44215, 63672), (45480, 61901), (50190, 56092), (53058, 53060)]