321628019840

素因数分解:

$2^7\times 5^1\times {\mathrm{101}}^1\times {\mathrm{557}}^1\times {\mathrm{8933}}^1$

素因数の和:9610

約数の個数: 128

約数和(自身を含む): 777985942320

約数和(自身を除く): 456357922480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 101, 128, 160, 202, 320, 404, 505, 557, 640, 808, 1010, 1114, 1616, 2020, 2228, 2785, 3232, 4040, 4456, 5570, 6464, 8080, 8912, 8933, 11140, 12928, 16160, 17824, 17866, 22280, 32320, 35648, 35732, 44560, 44665, 56257, 64640, 71296, 71464, 89120, 89330, 112514, 142928, 178240, 178660, 225028, 281285, 285856, 356480, 357320, 450056, 562570, 571712, 714640, 900112, 902233, 1125140, 1143424, 1429280, 1800224, 1804466, 2250280, 2858560, 3600448, 3608932, 4500560, 4511165, 4975681, 5717120, 7200896, 7217864, 9001120, 9022330, 9951362, 14435728, 18002240, 18044660, 19902724, 24878405, 28871456, 36004480, 36089320, 39805448, 49756810, 57742912, 72178640, 79610896, 99513620, 115485824, 144357280, 159221792, 199027240, 288714560, 318443584, 398054480, 502543781, 577429120, 636887168, 796108960, 1005087562, 1592217920, 2010175124, 2512718905, 3184435840, 4020350248, 5025437810, 8040700496, 10050875620, 16081400992, 20101751240, 32162801984, 40203502480, 64325603968, 80407004960, 160814009920, 321628019840]

約数ペア:

[(1, 321628019840), (2, 160814009920), (4, 80407004960), (5, 64325603968), (8, 40203502480), (10, 32162801984), (16, 20101751240), (20, 16081400992), (32, 10050875620), (40, 8040700496), (64, 5025437810), (80, 4020350248), (101, 3184435840), (128, 2512718905), (160, 2010175124), (202, 1592217920), (320, 1005087562), (404, 796108960), (505, 636887168), (557, 577429120), (640, 502543781), (808, 398054480), (1010, 318443584), (1114, 288714560), (1616, 199027240), (2020, 159221792), (2228, 144357280), (2785, 115485824), (3232, 99513620), (4040, 79610896), (4456, 72178640), (5570, 57742912), (6464, 49756810), (8080, 39805448), (8912, 36089320), (8933, 36004480), (11140, 28871456), (12928, 24878405), (16160, 19902724), (17824, 18044660), (17866, 18002240), (22280, 14435728), (32320, 9951362), (35648, 9022330), (35732, 9001120), (44560, 7217864), (44665, 7200896), (56257, 5717120), (64640, 4975681), (71296, 4511165), (71464, 4500560), (89120, 3608932), (89330, 3600448), (112514, 2858560), (142928, 2250280), (178240, 1804466), (178660, 1800224), (225028, 1429280), (281285, 1143424), (285856, 1125140), (356480, 902233), (357320, 900112), (450056, 714640), (562570, 571712)]