215100

素因数分解:

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

素因数の和:259

約数の個数: 54

約数和(自身を含む): 677040

約数和(自身を除く): 461940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 150, 180, 225, 239, 300, 450, 478, 717, 900, 956, 1195, 1434, 2151, 2390, 2868, 3585, 4302, 4780, 5975, 7170, 8604, 10755, 11950, 14340, 17925, 21510, 23900, 35850, 43020, 53775, 71700, 107550, 215100]

約数ペア:

[(1, 215100), (2, 107550), (3, 71700), (4, 53775), (5, 43020), (6, 35850), (9, 23900), (10, 21510), (12, 17925), (15, 14340), (18, 11950), (20, 10755), (25, 8604), (30, 7170), (36, 5975), (45, 4780), (50, 4302), (60, 3585), (75, 2868), (90, 2390), (100, 2151), (150, 1434), (180, 1195), (225, 956), (239, 900), (300, 717), (450, 478)]