155840888

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{983}}^1$

素因数の和:1164

約数の個数: 64

約数和(自身を含む): 354240000

約数和(自身を除く): 198399112

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 149, 152, 266, 298, 532, 596, 983, 1043, 1064, 1192, 1966, 2086, 2831, 3932, 4172, 5662, 6881, 7864, 8344, 11324, 13762, 18677, 19817, 22648, 27524, 37354, 39634, 55048, 74708, 79268, 130739, 146467, 149416, 158536, 261478, 292934, 522956, 585868, 1025269, 1045912, 1171736, 2050538, 2782873, 4101076, 5565746, 8202152, 11131492, 19480111, 22262984, 38960222, 77920444, 155840888]

約数ペア:

[(1, 155840888), (2, 77920444), (4, 38960222), (7, 22262984), (8, 19480111), (14, 11131492), (19, 8202152), (28, 5565746), (38, 4101076), (56, 2782873), (76, 2050538), (133, 1171736), (149, 1045912), (152, 1025269), (266, 585868), (298, 522956), (532, 292934), (596, 261478), (983, 158536), (1043, 149416), (1064, 146467), (1192, 130739), (1966, 79268), (2086, 74708), (2831, 55048), (3932, 39634), (4172, 37354), (5662, 27524), (6881, 22648), (7864, 19817), (8344, 18677), (11324, 13762)]