121493780

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{1277}}^1$

素因数の和:1424

約数の個数: 48

約数和(自身を含む): 262797696

約数和(自身を除く): 141303916

約数列:

[1, 2, 4, 5, 10, 20, 67, 71, 134, 142, 268, 284, 335, 355, 670, 710, 1277, 1340, 1420, 2554, 4757, 5108, 6385, 9514, 12770, 19028, 23785, 25540, 47570, 85559, 90667, 95140, 171118, 181334, 342236, 362668, 427795, 453335, 855590, 906670, 1711180, 1813340, 6074689, 12149378, 24298756, 30373445, 60746890, 121493780]

約数ペア:

[(1, 121493780), (2, 60746890), (4, 30373445), (5, 24298756), (10, 12149378), (20, 6074689), (67, 1813340), (71, 1711180), (134, 906670), (142, 855590), (268, 453335), (284, 427795), (335, 362668), (355, 342236), (670, 181334), (710, 171118), (1277, 95140), (1340, 90667), (1420, 85559), (2554, 47570), (4757, 25540), (5108, 23785), (6385, 19028), (9514, 12770)]