80066640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{2239}}^1$

素因数の和:2404

約数の個数: 80

約数和(自身を含む): 249984000

約数和(自身を除く): 169917360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 149, 240, 298, 447, 596, 745, 894, 1192, 1490, 1788, 2235, 2239, 2384, 2980, 3576, 4470, 4478, 5960, 6717, 7152, 8940, 8956, 11195, 11920, 13434, 17880, 17912, 22390, 26868, 33585, 35760, 35824, 44780, 53736, 67170, 89560, 107472, 134340, 179120, 268680, 333611, 537360, 667222, 1000833, 1334444, 1668055, 2001666, 2668888, 3336110, 4003332, 5004165, 5337776, 6672220, 8006664, 10008330, 13344440, 16013328, 20016660, 26688880, 40033320, 80066640]

約数ペア:

[(1, 80066640), (2, 40033320), (3, 26688880), (4, 20016660), (5, 16013328), (6, 13344440), (8, 10008330), (10, 8006664), (12, 6672220), (15, 5337776), (16, 5004165), (20, 4003332), (24, 3336110), (30, 2668888), (40, 2001666), (48, 1668055), (60, 1334444), (80, 1000833), (120, 667222), (149, 537360), (240, 333611), (298, 268680), (447, 179120), (596, 134340), (745, 107472), (894, 89560), (1192, 67170), (1490, 53736), (1788, 44780), (2235, 35824), (2239, 35760), (2384, 33585), (2980, 26868), (3576, 22390), (4470, 17912), (4478, 17880), (5960, 13434), (6717, 11920), (7152, 11195), (8940, 8956)]