15678740240

素因数分解:

$2^4\times 5^1\times {\mathrm{59}}^1\times {\mathrm{131}}^1\times {\mathrm{25357}}^1$

素因数の和:25560

約数の個数: 80

約数和(自身を含む): 37355376960

約数和(自身を除く): 21676636720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 59, 80, 118, 131, 236, 262, 295, 472, 524, 590, 655, 944, 1048, 1180, 1310, 2096, 2360, 2620, 4720, 5240, 7729, 10480, 15458, 25357, 30916, 38645, 50714, 61832, 77290, 101428, 123664, 126785, 154580, 202856, 253570, 309160, 405712, 507140, 618320, 1014280, 1496063, 2028560, 2992126, 3321767, 5984252, 6643534, 7480315, 11968504, 13287068, 14960630, 16608835, 23937008, 26574136, 29921260, 33217670, 53148272, 59842520, 66435340, 119685040, 132870680, 195984253, 265741360, 391968506, 783937012, 979921265, 1567874024, 1959842530, 3135748048, 3919685060, 7839370120, 15678740240]

約数ペア:

[(1, 15678740240), (2, 7839370120), (4, 3919685060), (5, 3135748048), (8, 1959842530), (10, 1567874024), (16, 979921265), (20, 783937012), (40, 391968506), (59, 265741360), (80, 195984253), (118, 132870680), (131, 119685040), (236, 66435340), (262, 59842520), (295, 53148272), (472, 33217670), (524, 29921260), (590, 26574136), (655, 23937008), (944, 16608835), (1048, 14960630), (1180, 13287068), (1310, 11968504), (2096, 7480315), (2360, 6643534), (2620, 5984252), (4720, 3321767), (5240, 2992126), (7729, 2028560), (10480, 1496063), (15458, 1014280), (25357, 618320), (30916, 507140), (38645, 405712), (50714, 309160), (61832, 253570), (77290, 202856), (101428, 154580), (123664, 126785)]