47140020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{379}}^1\times {\mathrm{691}}^1$

素因数の和:1085

約数の個数: 72

約数和(自身を含む): 143576160

約数和(自身を除く): 96436140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 379, 691, 758, 1137, 1382, 1516, 1895, 2073, 2274, 2764, 3411, 3455, 3790, 4146, 4548, 5685, 6219, 6822, 6910, 7580, 8292, 10365, 11370, 12438, 13644, 13820, 17055, 20730, 22740, 24876, 31095, 34110, 41460, 62190, 68220, 124380, 261889, 523778, 785667, 1047556, 1309445, 1571334, 2357001, 2618890, 3142668, 3928335, 4714002, 5237780, 7856670, 9428004, 11785005, 15713340, 23570010, 47140020]

約数ペア:

[(1, 47140020), (2, 23570010), (3, 15713340), (4, 11785005), (5, 9428004), (6, 7856670), (9, 5237780), (10, 4714002), (12, 3928335), (15, 3142668), (18, 2618890), (20, 2357001), (30, 1571334), (36, 1309445), (45, 1047556), (60, 785667), (90, 523778), (180, 261889), (379, 124380), (691, 68220), (758, 62190), (1137, 41460), (1382, 34110), (1516, 31095), (1895, 24876), (2073, 22740), (2274, 20730), (2764, 17055), (3411, 13820), (3455, 13644), (3790, 12438), (4146, 11370), (4548, 10365), (5685, 8292), (6219, 7580), (6822, 6910)]