172655220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{39419}}^1$

素因数の和:39504

約数の個数: 48

約数和(自身を含む): 490069440

約数和(自身を除く): 317414220

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 73, 146, 219, 292, 365, 438, 730, 876, 1095, 1460, 2190, 4380, 39419, 78838, 118257, 157676, 197095, 236514, 394190, 473028, 591285, 788380, 1182570, 2365140, 2877587, 5755174, 8632761, 11510348, 14387935, 17265522, 28775870, 34531044, 43163805, 57551740, 86327610, 172655220]

約数ペア:

[(1, 172655220), (2, 86327610), (3, 57551740), (4, 43163805), (5, 34531044), (6, 28775870), (10, 17265522), (12, 14387935), (15, 11510348), (20, 8632761), (30, 5755174), (60, 2877587), (73, 2365140), (146, 1182570), (219, 788380), (292, 591285), (365, 473028), (438, 394190), (730, 236514), (876, 197095), (1095, 157676), (1460, 118257), (2190, 78838), (4380, 39419)]