18426900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{239}}^1\times {\mathrm{257}}^1$

素因数の和:513

約数の個数: 72

約数和(自身を含む): 53746560

約数和(自身を除く): 35319660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 239, 257, 300, 478, 514, 717, 771, 956, 1028, 1195, 1285, 1434, 1542, 2390, 2570, 2868, 3084, 3585, 3855, 4780, 5140, 5975, 6425, 7170, 7710, 11950, 12850, 14340, 15420, 17925, 19275, 23900, 25700, 35850, 38550, 61423, 71700, 77100, 122846, 184269, 245692, 307115, 368538, 614230, 737076, 921345, 1228460, 1535575, 1842690, 3071150, 3685380, 4606725, 6142300, 9213450, 18426900]

約数ペア:

[(1, 18426900), (2, 9213450), (3, 6142300), (4, 4606725), (5, 3685380), (6, 3071150), (10, 1842690), (12, 1535575), (15, 1228460), (20, 921345), (25, 737076), (30, 614230), (50, 368538), (60, 307115), (75, 245692), (100, 184269), (150, 122846), (239, 77100), (257, 71700), (300, 61423), (478, 38550), (514, 35850), (717, 25700), (771, 23900), (956, 19275), (1028, 17925), (1195, 15420), (1285, 14340), (1434, 12850), (1542, 11950), (2390, 7710), (2570, 7170), (2868, 6425), (3084, 5975), (3585, 5140), (3855, 4780)]