147890240

素因数分解:

$2^6\times 5^1\times {\mathrm{419}}^1\times {\mathrm{1103}}^1$

素因数の和:1539

約数の個数: 56

約数和(自身を含む): 353324160

約数和(自身を除く): 205433920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 419, 838, 1103, 1676, 2095, 2206, 3352, 4190, 4412, 5515, 6704, 8380, 8824, 11030, 13408, 16760, 17648, 22060, 26816, 33520, 35296, 44120, 67040, 70592, 88240, 134080, 176480, 352960, 462157, 924314, 1848628, 2310785, 3697256, 4621570, 7394512, 9243140, 14789024, 18486280, 29578048, 36972560, 73945120, 147890240]

約数ペア:

[(1, 147890240), (2, 73945120), (4, 36972560), (5, 29578048), (8, 18486280), (10, 14789024), (16, 9243140), (20, 7394512), (32, 4621570), (40, 3697256), (64, 2310785), (80, 1848628), (160, 924314), (320, 462157), (419, 352960), (838, 176480), (1103, 134080), (1676, 88240), (2095, 70592), (2206, 67040), (3352, 44120), (4190, 35296), (4412, 33520), (5515, 26816), (6704, 22060), (8380, 17648), (8824, 16760), (11030, 13408)]