43031240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{313}}^1\times {\mathrm{491}}^1$

素因数の和:822

約数の個数: 64

約数和(自身を含む): 111231360

約数和(自身を除く): 68200120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 313, 491, 626, 982, 1252, 1565, 1964, 2191, 2455, 2504, 3130, 3437, 3928, 4382, 4910, 6260, 6874, 8764, 9820, 10955, 12520, 13748, 17185, 17528, 19640, 21910, 27496, 34370, 43820, 68740, 87640, 137480, 153683, 307366, 614732, 768415, 1075781, 1229464, 1536830, 2151562, 3073660, 4303124, 5378905, 6147320, 8606248, 10757810, 21515620, 43031240]

約数ペア:

[(1, 43031240), (2, 21515620), (4, 10757810), (5, 8606248), (7, 6147320), (8, 5378905), (10, 4303124), (14, 3073660), (20, 2151562), (28, 1536830), (35, 1229464), (40, 1075781), (56, 768415), (70, 614732), (140, 307366), (280, 153683), (313, 137480), (491, 87640), (626, 68740), (982, 43820), (1252, 34370), (1565, 27496), (1964, 21910), (2191, 19640), (2455, 17528), (2504, 17185), (3130, 13748), (3437, 12520), (3928, 10955), (4382, 9820), (4910, 8764), (6260, 6874)]