1309257960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{193}}^1\times {\mathrm{56531}}^1$

素因数の和:56738

約数の個数: 64

約数和(自身を含む): 3948194880

約数和(自身を除く): 2638936920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 193, 386, 579, 772, 965, 1158, 1544, 1930, 2316, 2895, 3860, 4632, 5790, 7720, 11580, 23160, 56531, 113062, 169593, 226124, 282655, 339186, 452248, 565310, 678372, 847965, 1130620, 1356744, 1695930, 2261240, 3391860, 6783720, 10910483, 21820966, 32731449, 43641932, 54552415, 65462898, 87283864, 109104830, 130925796, 163657245, 218209660, 261851592, 327314490, 436419320, 654628980, 1309257960]

約数ペア:

[(1, 1309257960), (2, 654628980), (3, 436419320), (4, 327314490), (5, 261851592), (6, 218209660), (8, 163657245), (10, 130925796), (12, 109104830), (15, 87283864), (20, 65462898), (24, 54552415), (30, 43641932), (40, 32731449), (60, 21820966), (120, 10910483), (193, 6783720), (386, 3391860), (579, 2261240), (772, 1695930), (965, 1356744), (1158, 1130620), (1544, 847965), (1930, 678372), (2316, 565310), (2895, 452248), (3860, 339186), (4632, 282655), (5790, 226124), (7720, 169593), (11580, 113062), (23160, 56531)]