131981460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{4127}}^1$

素因数の和:4193

約数の個数: 96

約数和(自身を含む): 407780352

約数和(自身を除く): 275798892

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 41, 52, 60, 65, 78, 82, 123, 130, 156, 164, 195, 205, 246, 260, 390, 410, 492, 533, 615, 780, 820, 1066, 1230, 1599, 2132, 2460, 2665, 3198, 4127, 5330, 6396, 7995, 8254, 10660, 12381, 15990, 16508, 20635, 24762, 31980, 41270, 49524, 53651, 61905, 82540, 107302, 123810, 160953, 169207, 214604, 247620, 268255, 321906, 338414, 507621, 536510, 643812, 676828, 804765, 846035, 1015242, 1073020, 1609530, 1692070, 2030484, 2199691, 2538105, 3219060, 3384140, 4399382, 5076210, 6599073, 8798764, 10152420, 10998455, 13198146, 21996910, 26396292, 32995365, 43993820, 65990730, 131981460]

約数ペア:

[(1, 131981460), (2, 65990730), (3, 43993820), (4, 32995365), (5, 26396292), (6, 21996910), (10, 13198146), (12, 10998455), (13, 10152420), (15, 8798764), (20, 6599073), (26, 5076210), (30, 4399382), (39, 3384140), (41, 3219060), (52, 2538105), (60, 2199691), (65, 2030484), (78, 1692070), (82, 1609530), (123, 1073020), (130, 1015242), (156, 846035), (164, 804765), (195, 676828), (205, 643812), (246, 536510), (260, 507621), (390, 338414), (410, 321906), (492, 268255), (533, 247620), (615, 214604), (780, 169207), (820, 160953), (1066, 123810), (1230, 107302), (1599, 82540), (2132, 61905), (2460, 53651), (2665, 49524), (3198, 41270), (4127, 31980), (5330, 24762), (6396, 20635), (7995, 16508), (8254, 15990), (10660, 12381)]