309448240

素因数分解:

$2^4\times 5^1\times {\mathrm{113}}^1\times {\mathrm{34231}}^1$

素因数の和:34357

約数の個数: 40

約数和(自身を含む): 725855328

約数和(自身を除く): 416407088

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 113, 226, 452, 565, 904, 1130, 1808, 2260, 4520, 9040, 34231, 68462, 136924, 171155, 273848, 342310, 547696, 684620, 1369240, 2738480, 3868103, 7736206, 15472412, 19340515, 30944824, 38681030, 61889648, 77362060, 154724120, 309448240]

約数ペア:

[(1, 309448240), (2, 154724120), (4, 77362060), (5, 61889648), (8, 38681030), (10, 30944824), (16, 19340515), (20, 15472412), (40, 7736206), (80, 3868103), (113, 2738480), (226, 1369240), (452, 684620), (565, 547696), (904, 342310), (1130, 273848), (1808, 171155), (2260, 136924), (4520, 68462), (9040, 34231)]