678200880

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{499}}^1\times {\mathrm{809}}^1$

素因数の和:1331

約数の個数: 160

約数和(自身を含む): 2410560000

約数和(自身を除く): 1732359120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 499, 560, 809, 840, 998, 1497, 1618, 1680, 1996, 2427, 2495, 2994, 3236, 3493, 3992, 4045, 4854, 4990, 5663, 5988, 6472, 6986, 7485, 7984, 8090, 9708, 9980, 10479, 11326, 11976, 12135, 12944, 13972, 14970, 16180, 16989, 17465, 19416, 19960, 20958, 22652, 23952, 24270, 27944, 28315, 29940, 32360, 33978, 34930, 38832, 39920, 41916, 45304, 48540, 52395, 55888, 56630, 59880, 64720, 67956, 69860, 83832, 84945, 90608, 97080, 104790, 113260, 119760, 135912, 139720, 167664, 169890, 194160, 209580, 226520, 271824, 279440, 339780, 403691, 419160, 453040, 679560, 807382, 838320, 1211073, 1359120, 1614764, 2018455, 2422146, 2825837, 3229528, 4036910, 4844292, 5651674, 6055365, 6459056, 8073820, 8477511, 9688584, 11303348, 12110730, 14129185, 16147640, 16955022, 19377168, 22606696, 24221460, 28258370, 32295280, 33910044, 42387555, 45213392, 48442920, 56516740, 67820088, 84775110, 96885840, 113033480, 135640176, 169550220, 226066960, 339100440, 678200880]

約数ペア:

[(1, 678200880), (2, 339100440), (3, 226066960), (4, 169550220), (5, 135640176), (6, 113033480), (7, 96885840), (8, 84775110), (10, 67820088), (12, 56516740), (14, 48442920), (15, 45213392), (16, 42387555), (20, 33910044), (21, 32295280), (24, 28258370), (28, 24221460), (30, 22606696), (35, 19377168), (40, 16955022), (42, 16147640), (48, 14129185), (56, 12110730), (60, 11303348), (70, 9688584), (80, 8477511), (84, 8073820), (105, 6459056), (112, 6055365), (120, 5651674), (140, 4844292), (168, 4036910), (210, 3229528), (240, 2825837), (280, 2422146), (336, 2018455), (420, 1614764), (499, 1359120), (560, 1211073), (809, 838320), (840, 807382), (998, 679560), (1497, 453040), (1618, 419160), (1680, 403691), (1996, 339780), (2427, 279440), (2495, 271824), (2994, 226520), (3236, 209580), (3493, 194160), (3992, 169890), (4045, 167664), (4854, 139720), (4990, 135912), (5663, 119760), (5988, 113260), (6472, 104790), (6986, 97080), (7485, 90608), (7984, 84945), (8090, 83832), (9708, 69860), (9980, 67956), (10479, 64720), (11326, 59880), (11976, 56630), (12135, 55888), (12944, 52395), (13972, 48540), (14970, 45304), (16180, 41916), (16989, 39920), (17465, 38832), (19416, 34930), (19960, 33978), (20958, 32360), (22652, 29940), (23952, 28315), (24270, 27944)]