51235440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{213481}}^1$

素因数の和:213497

約数の個数: 40

約数和(自身を含む): 158830608

約数和(自身を除く): 107595168

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 213481, 426962, 640443, 853924, 1067405, 1280886, 1707848, 2134810, 2561772, 3202215, 3415696, 4269620, 5123544, 6404430, 8539240, 10247088, 12808860, 17078480, 25617720, 51235440]

約数ペア:

[(1, 51235440), (2, 25617720), (3, 17078480), (4, 12808860), (5, 10247088), (6, 8539240), (8, 6404430), (10, 5123544), (12, 4269620), (15, 3415696), (16, 3202215), (20, 2561772), (24, 2134810), (30, 1707848), (40, 1280886), (48, 1067405), (60, 853924), (80, 640443), (120, 426962), (240, 213481)]