1638265440

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{3229}}^1$

素因数の和:3405

約数の個数: 192

約数和(自身を含む): 5938652160

約数和(自身を除く): 4300386720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 80, 84, 96, 105, 112, 120, 140, 151, 160, 168, 210, 224, 240, 280, 302, 336, 420, 453, 480, 560, 604, 672, 755, 840, 906, 1057, 1120, 1208, 1510, 1680, 1812, 2114, 2265, 2416, 3020, 3171, 3229, 3360, 3624, 4228, 4530, 4832, 5285, 6040, 6342, 6458, 7248, 8456, 9060, 9687, 10570, 12080, 12684, 12916, 14496, 15855, 16145, 16912, 18120, 19374, 21140, 22603, 24160, 25368, 25832, 31710, 32290, 33824, 36240, 38748, 42280, 45206, 48435, 50736, 51664, 63420, 64580, 67809, 72480, 77496, 84560, 90412, 96870, 101472, 103328, 113015, 126840, 129160, 135618, 154992, 169120, 180824, 193740, 226030, 253680, 258320, 271236, 309984, 339045, 361648, 387480, 452060, 487579, 507360, 516640, 542472, 678090, 723296, 774960, 904120, 975158, 1084944, 1356180, 1462737, 1549920, 1808240, 1950316, 2169888, 2437895, 2712360, 2925474, 3413053, 3616480, 3900632, 4875790, 5424720, 5850948, 6826106, 7313685, 7801264, 9751580, 10239159, 10849440, 11701896, 13652212, 14627370, 15602528, 17065265, 19503160, 20478318, 23403792, 27304424, 29254740, 34130530, 39006320, 40956636, 46807584, 51195795, 54608848, 58509480, 68261060, 78012640, 81913272, 102391590, 109217696, 117018960, 136522120, 163826544, 204783180, 234037920, 273044240, 327653088, 409566360, 546088480, 819132720, 1638265440]

約数ペア:

[(1, 1638265440), (2, 819132720), (3, 546088480), (4, 409566360), (5, 327653088), (6, 273044240), (7, 234037920), (8, 204783180), (10, 163826544), (12, 136522120), (14, 117018960), (15, 109217696), (16, 102391590), (20, 81913272), (21, 78012640), (24, 68261060), (28, 58509480), (30, 54608848), (32, 51195795), (35, 46807584), (40, 40956636), (42, 39006320), (48, 34130530), (56, 29254740), (60, 27304424), (70, 23403792), (80, 20478318), (84, 19503160), (96, 17065265), (105, 15602528), (112, 14627370), (120, 13652212), (140, 11701896), (151, 10849440), (160, 10239159), (168, 9751580), (210, 7801264), (224, 7313685), (240, 6826106), (280, 5850948), (302, 5424720), (336, 4875790), (420, 3900632), (453, 3616480), (480, 3413053), (560, 2925474), (604, 2712360), (672, 2437895), (755, 2169888), (840, 1950316), (906, 1808240), (1057, 1549920), (1120, 1462737), (1208, 1356180), (1510, 1084944), (1680, 975158), (1812, 904120), (2114, 774960), (2265, 723296), (2416, 678090), (3020, 542472), (3171, 516640), (3229, 507360), (3360, 487579), (3624, 452060), (4228, 387480), (4530, 361648), (4832, 339045), (5285, 309984), (6040, 271236), (6342, 258320), (6458, 253680), (7248, 226030), (8456, 193740), (9060, 180824), (9687, 169120), (10570, 154992), (12080, 135618), (12684, 129160), (12916, 126840), (14496, 113015), (15855, 103328), (16145, 101472), (16912, 96870), (18120, 90412), (19374, 84560), (21140, 77496), (22603, 72480), (24160, 67809), (25368, 64580), (25832, 63420), (31710, 51664), (32290, 50736), (33824, 48435), (36240, 45206), (38748, 42280)]