999491280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{38921}}^1$

素因数の和:39044

約数の個数: 80

約数和(自身を含む): 3127460544

約数和(自身を除く): 2127969264

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 107, 120, 214, 240, 321, 428, 535, 642, 856, 1070, 1284, 1605, 1712, 2140, 2568, 3210, 4280, 5136, 6420, 8560, 12840, 25680, 38921, 77842, 116763, 155684, 194605, 233526, 311368, 389210, 467052, 583815, 622736, 778420, 934104, 1167630, 1556840, 1868208, 2335260, 3113680, 4164547, 4670520, 8329094, 9341040, 12493641, 16658188, 20822735, 24987282, 33316376, 41645470, 49974564, 62468205, 66632752, 83290940, 99949128, 124936410, 166581880, 199898256, 249872820, 333163760, 499745640, 999491280]

約数ペア:

[(1, 999491280), (2, 499745640), (3, 333163760), (4, 249872820), (5, 199898256), (6, 166581880), (8, 124936410), (10, 99949128), (12, 83290940), (15, 66632752), (16, 62468205), (20, 49974564), (24, 41645470), (30, 33316376), (40, 24987282), (48, 20822735), (60, 16658188), (80, 12493641), (107, 9341040), (120, 8329094), (214, 4670520), (240, 4164547), (321, 3113680), (428, 2335260), (535, 1868208), (642, 1556840), (856, 1167630), (1070, 934104), (1284, 778420), (1605, 622736), (1712, 583815), (2140, 467052), (2568, 389210), (3210, 311368), (4280, 233526), (5136, 194605), (6420, 155684), (8560, 116763), (12840, 77842), (25680, 38921)]