21653400

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{151}}^1\times {\mathrm{239}}^1$

素因数の和:409

約数の個数: 96

約数和(自身を含む): 67852800

約数和(自身を除く): 46199400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 100, 120, 150, 151, 200, 239, 300, 302, 453, 478, 600, 604, 717, 755, 906, 956, 1195, 1208, 1434, 1510, 1812, 1912, 2265, 2390, 2868, 3020, 3585, 3624, 3775, 4530, 4780, 5736, 5975, 6040, 7170, 7550, 9060, 9560, 11325, 11950, 14340, 15100, 17925, 18120, 22650, 23900, 28680, 30200, 35850, 36089, 45300, 47800, 71700, 72178, 90600, 108267, 143400, 144356, 180445, 216534, 288712, 360890, 433068, 541335, 721780, 866136, 902225, 1082670, 1443560, 1804450, 2165340, 2706675, 3608900, 4330680, 5413350, 7217800, 10826700, 21653400]

約数ペア:

[(1, 21653400), (2, 10826700), (3, 7217800), (4, 5413350), (5, 4330680), (6, 3608900), (8, 2706675), (10, 2165340), (12, 1804450), (15, 1443560), (20, 1082670), (24, 902225), (25, 866136), (30, 721780), (40, 541335), (50, 433068), (60, 360890), (75, 288712), (100, 216534), (120, 180445), (150, 144356), (151, 143400), (200, 108267), (239, 90600), (300, 72178), (302, 71700), (453, 47800), (478, 45300), (600, 36089), (604, 35850), (717, 30200), (755, 28680), (906, 23900), (956, 22650), (1195, 18120), (1208, 17925), (1434, 15100), (1510, 14340), (1812, 11950), (1912, 11325), (2265, 9560), (2390, 9060), (2868, 7550), (3020, 7170), (3585, 6040), (3624, 5975), (3775, 5736), (4530, 4780)]