30891200

素因数分解:

$2^6\times 5^2\times {\mathrm{43}}^1\times {\mathrm{449}}^1$

素因数の和:514

約数の個数: 84

約数和(自身を含む): 77952600

約数和(自身を除く): 47061400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 43, 50, 64, 80, 86, 100, 160, 172, 200, 215, 320, 344, 400, 430, 449, 688, 800, 860, 898, 1075, 1376, 1600, 1720, 1796, 2150, 2245, 2752, 3440, 3592, 4300, 4490, 6880, 7184, 8600, 8980, 11225, 13760, 14368, 17200, 17960, 19307, 22450, 28736, 34400, 35920, 38614, 44900, 68800, 71840, 77228, 89800, 96535, 143680, 154456, 179600, 193070, 308912, 359200, 386140, 482675, 617824, 718400, 772280, 965350, 1235648, 1544560, 1930700, 3089120, 3861400, 6178240, 7722800, 15445600, 30891200]

約数ペア:

[(1, 30891200), (2, 15445600), (4, 7722800), (5, 6178240), (8, 3861400), (10, 3089120), (16, 1930700), (20, 1544560), (25, 1235648), (32, 965350), (40, 772280), (43, 718400), (50, 617824), (64, 482675), (80, 386140), (86, 359200), (100, 308912), (160, 193070), (172, 179600), (200, 154456), (215, 143680), (320, 96535), (344, 89800), (400, 77228), (430, 71840), (449, 68800), (688, 44900), (800, 38614), (860, 35920), (898, 34400), (1075, 28736), (1376, 22450), (1600, 19307), (1720, 17960), (1796, 17200), (2150, 14368), (2245, 13760), (2752, 11225), (3440, 8980), (3592, 8600), (4300, 7184), (4490, 6880)]