220378544

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{167}}^1\times {\mathrm{1231}}^1$

素因数の和:1473

約数の個数: 40

約数和(自身を含む): 436305408

約数和(自身を除く): 215926864

約数列:

[1, 2, 4, 8, 16, 67, 134, 167, 268, 334, 536, 668, 1072, 1231, 1336, 2462, 2672, 4924, 9848, 11189, 19696, 22378, 44756, 82477, 89512, 164954, 179024, 205577, 329908, 411154, 659816, 822308, 1319632, 1644616, 3289232, 13773659, 27547318, 55094636, 110189272, 220378544]

約数ペア:

[(1, 220378544), (2, 110189272), (4, 55094636), (8, 27547318), (16, 13773659), (67, 3289232), (134, 1644616), (167, 1319632), (268, 822308), (334, 659816), (536, 411154), (668, 329908), (1072, 205577), (1231, 179024), (1336, 164954), (2462, 89512), (2672, 82477), (4924, 44756), (9848, 22378), (11189, 19696)]