1256240930

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{307}}^1\times {\mathrm{1193}}^1$

素因数の和:1528

約数の個数: 64

約数和(自身を含む): 2647814400

約数和(自身を除く): 1391573470

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 307, 343, 490, 614, 686, 1193, 1535, 1715, 2149, 2386, 3070, 3430, 4298, 5965, 8351, 10745, 11930, 15043, 16702, 21490, 30086, 41755, 58457, 75215, 83510, 105301, 116914, 150430, 210602, 292285, 366251, 409199, 526505, 584570, 732502, 818398, 1053010, 1831255, 2045995, 2563757, 3662510, 4091990, 5127514, 12818785, 17946299, 25637570, 35892598, 89731495, 125624093, 179462990, 251248186, 628120465, 1256240930]

約数ペア:

[(1, 1256240930), (2, 628120465), (5, 251248186), (7, 179462990), (10, 125624093), (14, 89731495), (35, 35892598), (49, 25637570), (70, 17946299), (98, 12818785), (245, 5127514), (307, 4091990), (343, 3662510), (490, 2563757), (614, 2045995), (686, 1831255), (1193, 1053010), (1535, 818398), (1715, 732502), (2149, 584570), (2386, 526505), (3070, 409199), (3430, 366251), (4298, 292285), (5965, 210602), (8351, 150430), (10745, 116914), (11930, 105301), (15043, 83510), (16702, 75215), (21490, 58457), (30086, 41755)]