320742252

素因数分解:

$2^2\times 3^2\times {\mathrm{449}}^1\times {\mathrm{19843}}^1$

素因数の和:20302

約数の個数: 36

約数和(自身を含む): 812611800

約数和(自身を除く): 491869548

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 449, 898, 1347, 1796, 2694, 4041, 5388, 8082, 16164, 19843, 39686, 59529, 79372, 119058, 178587, 238116, 357174, 714348, 8909507, 17819014, 26728521, 35638028, 53457042, 80185563, 106914084, 160371126, 320742252]

約数ペア:

[(1, 320742252), (2, 160371126), (3, 106914084), (4, 80185563), (6, 53457042), (9, 35638028), (12, 26728521), (18, 17819014), (36, 8909507), (449, 714348), (898, 357174), (1347, 238116), (1796, 178587), (2694, 119058), (4041, 79372), (5388, 59529), (8082, 39686), (16164, 19843)]