161816460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{207457}}^1$

素因数の和:207482

約数の個数: 48

約数和(自身を含む): 487941216

約数和(自身を除く): 326124756

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 207457, 414914, 622371, 829828, 1037285, 1244742, 2074570, 2489484, 2696941, 3111855, 4149140, 5393882, 6223710, 8090823, 10787764, 12447420, 13484705, 16181646, 26969410, 32363292, 40454115, 53938820, 80908230, 161816460]

約数ペア:

[(1, 161816460), (2, 80908230), (3, 53938820), (4, 40454115), (5, 32363292), (6, 26969410), (10, 16181646), (12, 13484705), (13, 12447420), (15, 10787764), (20, 8090823), (26, 6223710), (30, 5393882), (39, 4149140), (52, 3111855), (60, 2696941), (65, 2489484), (78, 2074570), (130, 1244742), (156, 1037285), (195, 829828), (260, 622371), (390, 414914), (780, 207457)]