217677780

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{134369}}^1$

素因数の和:134390

約数の個数: 60

約数和(自身を含む): 682868340

約数和(自身を除く): 465190560

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 134369, 268738, 403107, 537476, 671845, 806214, 1209321, 1343690, 1612428, 2015535, 2418642, 2687380, 3627963, 4031070, 4837284, 6046605, 7255926, 8062140, 10883889, 12093210, 14511852, 18139815, 21767778, 24186420, 36279630, 43535556, 54419445, 72559260, 108838890, 217677780]

約数ペア:

[(1, 217677780), (2, 108838890), (3, 72559260), (4, 54419445), (5, 43535556), (6, 36279630), (9, 24186420), (10, 21767778), (12, 18139815), (15, 14511852), (18, 12093210), (20, 10883889), (27, 8062140), (30, 7255926), (36, 6046605), (45, 4837284), (54, 4031070), (60, 3627963), (81, 2687380), (90, 2418642), (108, 2015535), (135, 1612428), (162, 1343690), (180, 1209321), (270, 806214), (324, 671845), (405, 537476), (540, 403107), (810, 268738), (1620, 134369)]