17996700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{239}}^1\times {\mathrm{251}}^1$

素因数の和:507

約数の個数: 72

約数和(自身を含む): 52496640

約数和(自身を除く): 34499940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 239, 251, 300, 478, 502, 717, 753, 956, 1004, 1195, 1255, 1434, 1506, 2390, 2510, 2868, 3012, 3585, 3765, 4780, 5020, 5975, 6275, 7170, 7530, 11950, 12550, 14340, 15060, 17925, 18825, 23900, 25100, 35850, 37650, 59989, 71700, 75300, 119978, 179967, 239956, 299945, 359934, 599890, 719868, 899835, 1199780, 1499725, 1799670, 2999450, 3599340, 4499175, 5998900, 8998350, 17996700]

約数ペア:

[(1, 17996700), (2, 8998350), (3, 5998900), (4, 4499175), (5, 3599340), (6, 2999450), (10, 1799670), (12, 1499725), (15, 1199780), (20, 899835), (25, 719868), (30, 599890), (50, 359934), (60, 299945), (75, 239956), (100, 179967), (150, 119978), (239, 75300), (251, 71700), (300, 59989), (478, 37650), (502, 35850), (717, 25100), (753, 23900), (956, 18825), (1004, 17925), (1195, 15060), (1255, 14340), (1434, 12550), (1506, 11950), (2390, 7530), (2510, 7170), (2868, 6275), (3012, 5975), (3585, 5020), (3765, 4780)]