326975560

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{4177}}^1$

素因数の和:4310

約数の個数: 64

約数和(自身を含む): 782121600

約数和(自身を除く): 455146040

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 103, 152, 190, 206, 380, 412, 515, 760, 824, 1030, 1957, 2060, 3914, 4120, 4177, 7828, 8354, 9785, 15656, 16708, 19570, 20885, 33416, 39140, 41770, 78280, 79363, 83540, 158726, 167080, 317452, 396815, 430231, 634904, 793630, 860462, 1587260, 1720924, 2151155, 3174520, 3441848, 4302310, 8174389, 8604620, 16348778, 17209240, 32697556, 40871945, 65395112, 81743890, 163487780, 326975560]

約数ペア:

[(1, 326975560), (2, 163487780), (4, 81743890), (5, 65395112), (8, 40871945), (10, 32697556), (19, 17209240), (20, 16348778), (38, 8604620), (40, 8174389), (76, 4302310), (95, 3441848), (103, 3174520), (152, 2151155), (190, 1720924), (206, 1587260), (380, 860462), (412, 793630), (515, 634904), (760, 430231), (824, 396815), (1030, 317452), (1957, 167080), (2060, 158726), (3914, 83540), (4120, 79363), (4177, 78280), (7828, 41770), (8354, 39140), (9785, 33416), (15656, 20885), (16708, 19570)]