124331440

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{521}}^1$

素因数の和:710

約数の個数: 80

約数和(自身を含む): 306810720

約数和(自身を除く): 182479280

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 157, 190, 304, 314, 380, 521, 628, 760, 785, 1042, 1256, 1520, 1570, 2084, 2512, 2605, 2983, 3140, 4168, 5210, 5966, 6280, 8336, 9899, 10420, 11932, 12560, 14915, 19798, 20840, 23864, 29830, 39596, 41680, 47728, 49495, 59660, 79192, 81797, 98990, 119320, 158384, 163594, 197980, 238640, 327188, 395960, 408985, 654376, 791920, 817970, 1308752, 1554143, 1635940, 3108286, 3271880, 6216572, 6543760, 7770715, 12433144, 15541430, 24866288, 31082860, 62165720, 124331440]

約数ペア:

[(1, 124331440), (2, 62165720), (4, 31082860), (5, 24866288), (8, 15541430), (10, 12433144), (16, 7770715), (19, 6543760), (20, 6216572), (38, 3271880), (40, 3108286), (76, 1635940), (80, 1554143), (95, 1308752), (152, 817970), (157, 791920), (190, 654376), (304, 408985), (314, 395960), (380, 327188), (521, 238640), (628, 197980), (760, 163594), (785, 158384), (1042, 119320), (1256, 98990), (1520, 81797), (1570, 79192), (2084, 59660), (2512, 49495), (2605, 47728), (2983, 41680), (3140, 39596), (4168, 29830), (5210, 23864), (5966, 20840), (6280, 19798), (8336, 14915), (9899, 12560), (10420, 11932)]