157225760

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{51719}}^1$

素因数の和:51753

約数の個数: 48

約数和(自身を含む): 391003200

約数和(自身を除く): 233777440

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 51719, 103438, 206876, 258595, 413752, 517190, 827504, 982661, 1034380, 1655008, 1965322, 2068760, 3930644, 4137520, 4913305, 7861288, 8275040, 9826610, 15722576, 19653220, 31445152, 39306440, 78612880, 157225760]

約数ペア:

[(1, 157225760), (2, 78612880), (4, 39306440), (5, 31445152), (8, 19653220), (10, 15722576), (16, 9826610), (19, 8275040), (20, 7861288), (32, 4913305), (38, 4137520), (40, 3930644), (76, 2068760), (80, 1965322), (95, 1655008), (152, 1034380), (160, 982661), (190, 827504), (304, 517190), (380, 413752), (608, 258595), (760, 206876), (1520, 103438), (3040, 51719)]