51225840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{71147}}^1$

素因数の和:71166

約数の個数: 60

約数和(自身を含む): 172035864

約数和(自身を除く): 120810024

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 71147, 142294, 213441, 284588, 355735, 426882, 569176, 640323, 711470, 853764, 1067205, 1138352, 1280646, 1422940, 1707528, 2134410, 2561292, 2845880, 3201615, 3415056, 4268820, 5122584, 5691760, 6403230, 8537640, 10245168, 12806460, 17075280, 25612920, 51225840]

約数ペア:

[(1, 51225840), (2, 25612920), (3, 17075280), (4, 12806460), (5, 10245168), (6, 8537640), (8, 6403230), (9, 5691760), (10, 5122584), (12, 4268820), (15, 3415056), (16, 3201615), (18, 2845880), (20, 2561292), (24, 2134410), (30, 1707528), (36, 1422940), (40, 1280646), (45, 1138352), (48, 1067205), (60, 853764), (72, 711470), (80, 640323), (90, 569176), (120, 426882), (144, 355735), (180, 284588), (240, 213441), (360, 142294), (720, 71147)]