315963760

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{80603}}^1$

素因数の和:80630

約数の個数: 60

約数和(自身を含む): 854563608

約数和(自身を除く): 538599848

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 80603, 161206, 322412, 403015, 564221, 644824, 806030, 1128442, 1289648, 1612060, 2256884, 2821105, 3224120, 3949547, 4513768, 5642210, 6448240, 7899094, 9027536, 11284420, 15798188, 19747735, 22568840, 31596376, 39495470, 45137680, 63192752, 78990940, 157981880, 315963760]

約数ペア:

[(1, 315963760), (2, 157981880), (4, 78990940), (5, 63192752), (7, 45137680), (8, 39495470), (10, 31596376), (14, 22568840), (16, 19747735), (20, 15798188), (28, 11284420), (35, 9027536), (40, 7899094), (49, 6448240), (56, 5642210), (70, 4513768), (80, 3949547), (98, 3224120), (112, 2821105), (140, 2256884), (196, 1612060), (245, 1289648), (280, 1128442), (392, 806030), (490, 644824), (560, 564221), (784, 403015), (980, 322412), (1960, 161206), (3920, 80603)]