30668680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{379}}^1$

素因数の和:431

約数の個数: 96

約数和(自身を含む): 83995200

約数和(自身を除く): 53326520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 68, 70, 85, 119, 136, 140, 170, 238, 280, 289, 340, 379, 476, 578, 595, 680, 758, 952, 1156, 1190, 1445, 1516, 1895, 2023, 2312, 2380, 2653, 2890, 3032, 3790, 4046, 4760, 5306, 5780, 6443, 7580, 8092, 10115, 10612, 11560, 12886, 13265, 15160, 16184, 20230, 21224, 25772, 26530, 32215, 40460, 45101, 51544, 53060, 64430, 80920, 90202, 106120, 109531, 128860, 180404, 219062, 225505, 257720, 360808, 438124, 451010, 547655, 766717, 876248, 902020, 1095310, 1533434, 1804040, 2190620, 3066868, 3833585, 4381240, 6133736, 7667170, 15334340, 30668680]

約数ペア:

[(1, 30668680), (2, 15334340), (4, 7667170), (5, 6133736), (7, 4381240), (8, 3833585), (10, 3066868), (14, 2190620), (17, 1804040), (20, 1533434), (28, 1095310), (34, 902020), (35, 876248), (40, 766717), (56, 547655), (68, 451010), (70, 438124), (85, 360808), (119, 257720), (136, 225505), (140, 219062), (170, 180404), (238, 128860), (280, 109531), (289, 106120), (340, 90202), (379, 80920), (476, 64430), (578, 53060), (595, 51544), (680, 45101), (758, 40460), (952, 32215), (1156, 26530), (1190, 25772), (1445, 21224), (1516, 20230), (1895, 16184), (2023, 15160), (2312, 13265), (2380, 12886), (2653, 11560), (2890, 10612), (3032, 10115), (3790, 8092), (4046, 7580), (4760, 6443), (5306, 5780)]