129846840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{661}}^1\times {\mathrm{1637}}^1$

素因数の和:2312

約数の個数: 64

約数和(自身を含む): 390368160

約数和(自身を除く): 260521320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 661, 1322, 1637, 1983, 2644, 3274, 3305, 3966, 4911, 5288, 6548, 6610, 7932, 8185, 9822, 9915, 13096, 13220, 15864, 16370, 19644, 19830, 24555, 26440, 32740, 39288, 39660, 49110, 65480, 79320, 98220, 196440, 1082057, 2164114, 3246171, 4328228, 5410285, 6492342, 8656456, 10820570, 12984684, 16230855, 21641140, 25969368, 32461710, 43282280, 64923420, 129846840]

約数ペア:

[(1, 129846840), (2, 64923420), (3, 43282280), (4, 32461710), (5, 25969368), (6, 21641140), (8, 16230855), (10, 12984684), (12, 10820570), (15, 8656456), (20, 6492342), (24, 5410285), (30, 4328228), (40, 3246171), (60, 2164114), (120, 1082057), (661, 196440), (1322, 98220), (1637, 79320), (1983, 65480), (2644, 49110), (3274, 39660), (3305, 39288), (3966, 32740), (4911, 26440), (5288, 24555), (6548, 19830), (6610, 19644), (7932, 16370), (8185, 15864), (9822, 13220), (9915, 13096)]