1330685080

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{239}}^1\times {\mathrm{1277}}^1$

素因数の和:1636

約数の個数: 64

約数和(自身を含む): 3036528000

約数和(自身を除く): 1705842920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 239, 436, 478, 545, 872, 956, 1090, 1195, 1277, 1912, 2180, 2390, 2554, 4360, 4780, 5108, 6385, 9560, 10216, 12770, 25540, 26051, 51080, 52102, 104204, 130255, 139193, 208408, 260510, 278386, 305203, 521020, 556772, 610406, 695965, 1042040, 1113544, 1220812, 1391930, 1526015, 2441624, 2783860, 3052030, 5567720, 6104060, 12208120, 33267127, 66534254, 133068508, 166335635, 266137016, 332671270, 665342540, 1330685080]

約数ペア:

[(1, 1330685080), (2, 665342540), (4, 332671270), (5, 266137016), (8, 166335635), (10, 133068508), (20, 66534254), (40, 33267127), (109, 12208120), (218, 6104060), (239, 5567720), (436, 3052030), (478, 2783860), (545, 2441624), (872, 1526015), (956, 1391930), (1090, 1220812), (1195, 1113544), (1277, 1042040), (1912, 695965), (2180, 610406), (2390, 556772), (2554, 521020), (4360, 305203), (4780, 278386), (5108, 260510), (6385, 208408), (9560, 139193), (10216, 130255), (12770, 104204), (25540, 52102), (26051, 51080)]