1258680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{617}}^1$

素因数の和:648

約数の個数: 64

約数和(自身を含む): 4004640

約数和(自身を除く): 2745960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 617, 680, 1020, 1234, 1851, 2040, 2468, 3085, 3702, 4936, 6170, 7404, 9255, 10489, 12340, 14808, 18510, 20978, 24680, 31467, 37020, 41956, 52445, 62934, 74040, 83912, 104890, 125868, 157335, 209780, 251736, 314670, 419560, 629340, 1258680]

約数ペア:

[(1, 1258680), (2, 629340), (3, 419560), (4, 314670), (5, 251736), (6, 209780), (8, 157335), (10, 125868), (12, 104890), (15, 83912), (17, 74040), (20, 62934), (24, 52445), (30, 41956), (34, 37020), (40, 31467), (51, 24680), (60, 20978), (68, 18510), (85, 14808), (102, 12340), (120, 10489), (136, 9255), (170, 7404), (204, 6170), (255, 4936), (340, 3702), (408, 3085), (510, 2468), (617, 2040), (680, 1851), (1020, 1234)]