68789560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{1627}}^1$

素因数の和:1796

約数の個数: 64

約数和(自身を含む): 178168320

約数和(自身を除く): 109378760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 151, 280, 302, 604, 755, 1057, 1208, 1510, 1627, 2114, 3020, 3254, 4228, 5285, 6040, 6508, 8135, 8456, 10570, 11389, 13016, 16270, 21140, 22778, 32540, 42280, 45556, 56945, 65080, 91112, 113890, 227780, 245677, 455560, 491354, 982708, 1228385, 1719739, 1965416, 2456770, 3439478, 4913540, 6878956, 8598695, 9827080, 13757912, 17197390, 34394780, 68789560]

約数ペア:

[(1, 68789560), (2, 34394780), (4, 17197390), (5, 13757912), (7, 9827080), (8, 8598695), (10, 6878956), (14, 4913540), (20, 3439478), (28, 2456770), (35, 1965416), (40, 1719739), (56, 1228385), (70, 982708), (140, 491354), (151, 455560), (280, 245677), (302, 227780), (604, 113890), (755, 91112), (1057, 65080), (1208, 56945), (1510, 45556), (1627, 42280), (2114, 32540), (3020, 22778), (3254, 21140), (4228, 16270), (5285, 13016), (6040, 11389), (6508, 10570), (8135, 8456)]