18211800

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{127}}^1\times {\mathrm{239}}^1$

素因数の和:385

約数の個数: 96

約数和(自身を含む): 57139200

約数和(自身を除く): 38927400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 100, 120, 127, 150, 200, 239, 254, 300, 381, 478, 508, 600, 635, 717, 762, 956, 1016, 1195, 1270, 1434, 1524, 1905, 1912, 2390, 2540, 2868, 3048, 3175, 3585, 3810, 4780, 5080, 5736, 5975, 6350, 7170, 7620, 9525, 9560, 11950, 12700, 14340, 15240, 17925, 19050, 23900, 25400, 28680, 30353, 35850, 38100, 47800, 60706, 71700, 76200, 91059, 121412, 143400, 151765, 182118, 242824, 303530, 364236, 455295, 607060, 728472, 758825, 910590, 1214120, 1517650, 1821180, 2276475, 3035300, 3642360, 4552950, 6070600, 9105900, 18211800]

約数ペア:

[(1, 18211800), (2, 9105900), (3, 6070600), (4, 4552950), (5, 3642360), (6, 3035300), (8, 2276475), (10, 1821180), (12, 1517650), (15, 1214120), (20, 910590), (24, 758825), (25, 728472), (30, 607060), (40, 455295), (50, 364236), (60, 303530), (75, 242824), (100, 182118), (120, 151765), (127, 143400), (150, 121412), (200, 91059), (239, 76200), (254, 71700), (300, 60706), (381, 47800), (478, 38100), (508, 35850), (600, 30353), (635, 28680), (717, 25400), (762, 23900), (956, 19050), (1016, 17925), (1195, 15240), (1270, 14340), (1434, 12700), (1524, 11950), (1905, 9560), (1912, 9525), (2390, 7620), (2540, 7170), (2868, 6350), (3048, 5975), (3175, 5736), (3585, 5080), (3810, 4780)]