67006040

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1\times {\mathrm{239}}^1$

素因数の和:456

約数の個数: 64

約数和(自身を含む): 155865600

約数和(自身を除く): 88859560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 163, 172, 215, 239, 326, 344, 430, 478, 652, 815, 860, 956, 1195, 1304, 1630, 1720, 1912, 2390, 3260, 4780, 6520, 7009, 9560, 10277, 14018, 20554, 28036, 35045, 38957, 41108, 51385, 56072, 70090, 77914, 82216, 102770, 140180, 155828, 194785, 205540, 280360, 311656, 389570, 411080, 779140, 1558280, 1675151, 3350302, 6700604, 8375755, 13401208, 16751510, 33503020, 67006040]

約数ペア:

[(1, 67006040), (2, 33503020), (4, 16751510), (5, 13401208), (8, 8375755), (10, 6700604), (20, 3350302), (40, 1675151), (43, 1558280), (86, 779140), (163, 411080), (172, 389570), (215, 311656), (239, 280360), (326, 205540), (344, 194785), (430, 155828), (478, 140180), (652, 102770), (815, 82216), (860, 77914), (956, 70090), (1195, 56072), (1304, 51385), (1630, 41108), (1720, 38957), (1912, 35045), (2390, 28036), (3260, 20554), (4780, 14018), (6520, 10277), (7009, 9560)]