138780080

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{1459}}^1$

素因数の和:1542

約数の個数: 80

約数和(自身を含む): 342165600

約数和(自身を除く): 203385520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 41, 58, 80, 82, 116, 145, 164, 205, 232, 290, 328, 410, 464, 580, 656, 820, 1160, 1189, 1459, 1640, 2320, 2378, 2918, 3280, 4756, 5836, 5945, 7295, 9512, 11672, 11890, 14590, 19024, 23344, 23780, 29180, 42311, 47560, 58360, 59819, 84622, 95120, 116720, 119638, 169244, 211555, 239276, 299095, 338488, 423110, 478552, 598190, 676976, 846220, 957104, 1196380, 1692440, 1734751, 2392760, 3384880, 3469502, 4785520, 6939004, 8673755, 13878008, 17347510, 27756016, 34695020, 69390040, 138780080]

約数ペア:

[(1, 138780080), (2, 69390040), (4, 34695020), (5, 27756016), (8, 17347510), (10, 13878008), (16, 8673755), (20, 6939004), (29, 4785520), (40, 3469502), (41, 3384880), (58, 2392760), (80, 1734751), (82, 1692440), (116, 1196380), (145, 957104), (164, 846220), (205, 676976), (232, 598190), (290, 478552), (328, 423110), (410, 338488), (464, 299095), (580, 239276), (656, 211555), (820, 169244), (1160, 119638), (1189, 116720), (1459, 95120), (1640, 84622), (2320, 59819), (2378, 58360), (2918, 47560), (3280, 42311), (4756, 29180), (5836, 23780), (5945, 23344), (7295, 19024), (9512, 14590), (11672, 11890)]