490645890

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{11287}}^1$

素因数の和:11333

約数の個数: 128

約数和(自身を含む): 1560453120

約数和(自身を除く): 1069807230

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 23, 27, 30, 35, 42, 45, 46, 54, 63, 69, 70, 90, 105, 115, 126, 135, 138, 161, 189, 207, 210, 230, 270, 315, 322, 345, 378, 414, 483, 621, 630, 690, 805, 945, 966, 1035, 1242, 1449, 1610, 1890, 2070, 2415, 2898, 3105, 4347, 4830, 6210, 7245, 8694, 11287, 14490, 21735, 22574, 33861, 43470, 56435, 67722, 79009, 101583, 112870, 158018, 169305, 203166, 237027, 259601, 304749, 338610, 395045, 474054, 507915, 519202, 609498, 711081, 778803, 790090, 1015830, 1185135, 1298005, 1422162, 1523745, 1557606, 1817207, 2133243, 2336409, 2370270, 2596010, 3047490, 3555405, 3634414, 3894015, 4266486, 4672818, 5451621, 7009227, 7110810, 7788030, 9086035, 10666215, 10903242, 11682045, 14018454, 16354863, 18172070, 21332430, 23364090, 27258105, 32709726, 35046135, 49064589, 54516210, 70092270, 81774315, 98129178, 163548630, 245322945, 490645890]

約数ペア:

[(1, 490645890), (2, 245322945), (3, 163548630), (5, 98129178), (6, 81774315), (7, 70092270), (9, 54516210), (10, 49064589), (14, 35046135), (15, 32709726), (18, 27258105), (21, 23364090), (23, 21332430), (27, 18172070), (30, 16354863), (35, 14018454), (42, 11682045), (45, 10903242), (46, 10666215), (54, 9086035), (63, 7788030), (69, 7110810), (70, 7009227), (90, 5451621), (105, 4672818), (115, 4266486), (126, 3894015), (135, 3634414), (138, 3555405), (161, 3047490), (189, 2596010), (207, 2370270), (210, 2336409), (230, 2133243), (270, 1817207), (315, 1557606), (322, 1523745), (345, 1422162), (378, 1298005), (414, 1185135), (483, 1015830), (621, 790090), (630, 778803), (690, 711081), (805, 609498), (945, 519202), (966, 507915), (1035, 474054), (1242, 395045), (1449, 338610), (1610, 304749), (1890, 259601), (2070, 237027), (2415, 203166), (2898, 169305), (3105, 158018), (4347, 112870), (4830, 101583), (6210, 79009), (7245, 67722), (8694, 56435), (11287, 43470), (14490, 33861), (21735, 22574)]