315077560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{6217}}^1$

素因数の和:6416

約数の個数: 64

約数和(自身を含む): 814806720

約数和(自身を除く): 499729160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 181, 280, 362, 724, 905, 1267, 1448, 1810, 2534, 3620, 5068, 6217, 6335, 7240, 10136, 12434, 12670, 24868, 25340, 31085, 43519, 49736, 50680, 62170, 87038, 124340, 174076, 217595, 248680, 348152, 435190, 870380, 1125277, 1740760, 2250554, 4501108, 5626385, 7876939, 9002216, 11252770, 15753878, 22505540, 31507756, 39384695, 45011080, 63015512, 78769390, 157538780, 315077560]

約数ペア:

[(1, 315077560), (2, 157538780), (4, 78769390), (5, 63015512), (7, 45011080), (8, 39384695), (10, 31507756), (14, 22505540), (20, 15753878), (28, 11252770), (35, 9002216), (40, 7876939), (56, 5626385), (70, 4501108), (140, 2250554), (181, 1740760), (280, 1125277), (362, 870380), (724, 435190), (905, 348152), (1267, 248680), (1448, 217595), (1810, 174076), (2534, 124340), (3620, 87038), (5068, 62170), (6217, 50680), (6335, 49736), (7240, 43519), (10136, 31085), (12434, 25340), (12670, 24868)]