156720740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37493}}^1$

素因数の和:37532

約数の個数: 48

約数和(自身を含む): 377939520

約数和(自身を除く): 221218780

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 836, 1045, 2090, 4180, 37493, 74986, 149972, 187465, 374930, 412423, 712367, 749860, 824846, 1424734, 1649692, 2062115, 2849468, 3561835, 4124230, 7123670, 7836037, 8248460, 14247340, 15672074, 31344148, 39180185, 78360370, 156720740]

約数ペア:

[(1, 156720740), (2, 78360370), (4, 39180185), (5, 31344148), (10, 15672074), (11, 14247340), (19, 8248460), (20, 7836037), (22, 7123670), (38, 4124230), (44, 3561835), (55, 2849468), (76, 2062115), (95, 1649692), (110, 1424734), (190, 824846), (209, 749860), (220, 712367), (380, 412423), (418, 374930), (836, 187465), (1045, 149972), (2090, 74986), (4180, 37493)]