157430680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^3\times {\mathrm{2957}}^1$

素因数の和:3001

約数の個数: 64

約数和(自身を含む): 389746080

約数和(自身を除く): 232315400

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 440, 484, 605, 968, 1210, 1331, 2420, 2662, 2957, 4840, 5324, 5914, 6655, 10648, 11828, 13310, 14785, 23656, 26620, 29570, 32527, 53240, 59140, 65054, 118280, 130108, 162635, 260216, 325270, 357797, 650540, 715594, 1301080, 1431188, 1788985, 2862376, 3577970, 3935767, 7155940, 7871534, 14311880, 15743068, 19678835, 31486136, 39357670, 78715340, 157430680]

約数ペア:

[(1, 157430680), (2, 78715340), (4, 39357670), (5, 31486136), (8, 19678835), (10, 15743068), (11, 14311880), (20, 7871534), (22, 7155940), (40, 3935767), (44, 3577970), (55, 2862376), (88, 1788985), (110, 1431188), (121, 1301080), (220, 715594), (242, 650540), (440, 357797), (484, 325270), (605, 260216), (968, 162635), (1210, 130108), (1331, 118280), (2420, 65054), (2662, 59140), (2957, 53240), (4840, 32527), (5324, 29570), (5914, 26620), (6655, 23656), (10648, 14785), (11828, 13310)]