285208040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{18913}}^1$

素因数の和:18966

約数の個数: 64

約数和(自身を含む): 714949200

約数和(自身を除く): 429741160

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 29, 40, 52, 58, 65, 104, 116, 130, 145, 232, 260, 290, 377, 520, 580, 754, 1160, 1508, 1885, 3016, 3770, 7540, 15080, 18913, 37826, 75652, 94565, 151304, 189130, 245869, 378260, 491738, 548477, 756520, 983476, 1096954, 1229345, 1966952, 2193908, 2458690, 2742385, 4387816, 4917380, 5484770, 7130201, 9834760, 10969540, 14260402, 21939080, 28520804, 35651005, 57041608, 71302010, 142604020, 285208040]

約数ペア:

[(1, 285208040), (2, 142604020), (4, 71302010), (5, 57041608), (8, 35651005), (10, 28520804), (13, 21939080), (20, 14260402), (26, 10969540), (29, 9834760), (40, 7130201), (52, 5484770), (58, 4917380), (65, 4387816), (104, 2742385), (116, 2458690), (130, 2193908), (145, 1966952), (232, 1229345), (260, 1096954), (290, 983476), (377, 756520), (520, 548477), (580, 491738), (754, 378260), (1160, 245869), (1508, 189130), (1885, 151304), (3016, 94565), (3770, 75652), (7540, 37826), (15080, 18913)]