220480624

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{151429}}^1$

素因数の和:151457

約数の個数: 40

約数和(自身を含む): 525764960

約数和(自身を除く): 305284336

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 151429, 302858, 605716, 1060003, 1211432, 1968577, 2120006, 2422864, 3937154, 4240012, 7874308, 8480024, 13780039, 15748616, 16960048, 27560078, 31497232, 55120156, 110240312, 220480624]

約数ペア:

[(1, 220480624), (2, 110240312), (4, 55120156), (7, 31497232), (8, 27560078), (13, 16960048), (14, 15748616), (16, 13780039), (26, 8480024), (28, 7874308), (52, 4240012), (56, 3937154), (91, 2422864), (104, 2120006), (112, 1968577), (182, 1211432), (208, 1060003), (364, 605716), (728, 302858), (1456, 151429)]