8172920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{101}}^1$

素因数の和:153

約数の個数: 96

約数和(自身を含む): 22546080

約数和(自身を除く): 14373160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 68, 70, 85, 101, 119, 136, 140, 170, 202, 238, 280, 289, 340, 404, 476, 505, 578, 595, 680, 707, 808, 952, 1010, 1156, 1190, 1414, 1445, 1717, 2020, 2023, 2312, 2380, 2828, 2890, 3434, 3535, 4040, 4046, 4760, 5656, 5780, 6868, 7070, 8092, 8585, 10115, 11560, 12019, 13736, 14140, 16184, 17170, 20230, 24038, 28280, 29189, 34340, 40460, 48076, 58378, 60095, 68680, 80920, 96152, 116756, 120190, 145945, 204323, 233512, 240380, 291890, 408646, 480760, 583780, 817292, 1021615, 1167560, 1634584, 2043230, 4086460, 8172920]

約数ペア:

[(1, 8172920), (2, 4086460), (4, 2043230), (5, 1634584), (7, 1167560), (8, 1021615), (10, 817292), (14, 583780), (17, 480760), (20, 408646), (28, 291890), (34, 240380), (35, 233512), (40, 204323), (56, 145945), (68, 120190), (70, 116756), (85, 96152), (101, 80920), (119, 68680), (136, 60095), (140, 58378), (170, 48076), (202, 40460), (238, 34340), (280, 29189), (289, 28280), (340, 24038), (404, 20230), (476, 17170), (505, 16184), (578, 14140), (595, 13736), (680, 12019), (707, 11560), (808, 10115), (952, 8585), (1010, 8092), (1156, 7070), (1190, 6868), (1414, 5780), (1445, 5656), (1717, 4760), (2020, 4046), (2023, 4040), (2312, 3535), (2380, 3434), (2828, 2890)]