76720840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{41}}^2\times {\mathrm{163}}^1$

素因数の和:263

約数の個数: 96

約数和(自身を含む): 203451840

約数和(自身を除く): 126731000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 41, 56, 70, 82, 140, 163, 164, 205, 280, 287, 326, 328, 410, 574, 652, 815, 820, 1141, 1148, 1304, 1435, 1630, 1640, 1681, 2282, 2296, 2870, 3260, 3362, 4564, 5705, 5740, 6520, 6683, 6724, 8405, 9128, 11410, 11480, 11767, 13366, 13448, 16810, 22820, 23534, 26732, 33415, 33620, 45640, 46781, 47068, 53464, 58835, 66830, 67240, 93562, 94136, 117670, 133660, 187124, 233905, 235340, 267320, 274003, 374248, 467810, 470680, 548006, 935620, 1096012, 1370015, 1871240, 1918021, 2192024, 2740030, 3836042, 5480060, 7672084, 9590105, 10960120, 15344168, 19180210, 38360420, 76720840]

約数ペア:

[(1, 76720840), (2, 38360420), (4, 19180210), (5, 15344168), (7, 10960120), (8, 9590105), (10, 7672084), (14, 5480060), (20, 3836042), (28, 2740030), (35, 2192024), (40, 1918021), (41, 1871240), (56, 1370015), (70, 1096012), (82, 935620), (140, 548006), (163, 470680), (164, 467810), (205, 374248), (280, 274003), (287, 267320), (326, 235340), (328, 233905), (410, 187124), (574, 133660), (652, 117670), (815, 94136), (820, 93562), (1141, 67240), (1148, 66830), (1304, 58835), (1435, 53464), (1630, 47068), (1640, 46781), (1681, 45640), (2282, 33620), (2296, 33415), (2870, 26732), (3260, 23534), (3362, 22820), (4564, 16810), (5705, 13448), (5740, 13366), (6520, 11767), (6683, 11480), (6724, 11410), (8405, 9128)]