6899960

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:240

約数の個数: 64

約数和(自身を含む): 16783200

約数和(自身を除く): 9883240

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 73, 85, 136, 139, 146, 170, 278, 292, 340, 365, 556, 584, 680, 695, 730, 1112, 1241, 1390, 1460, 2363, 2482, 2780, 2920, 4726, 4964, 5560, 6205, 9452, 9928, 10147, 11815, 12410, 18904, 20294, 23630, 24820, 40588, 47260, 49640, 50735, 81176, 94520, 101470, 172499, 202940, 344998, 405880, 689996, 862495, 1379992, 1724990, 3449980, 6899960]

約数ペア:

[(1, 6899960), (2, 3449980), (4, 1724990), (5, 1379992), (8, 862495), (10, 689996), (17, 405880), (20, 344998), (34, 202940), (40, 172499), (68, 101470), (73, 94520), (85, 81176), (136, 50735), (139, 49640), (146, 47260), (170, 40588), (278, 24820), (292, 23630), (340, 20294), (365, 18904), (556, 12410), (584, 11815), (680, 10147), (695, 9928), (730, 9452), (1112, 6205), (1241, 5560), (1390, 4964), (1460, 4726), (2363, 2920), (2482, 2780)]