7846808220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{397}}^1\times {\mathrm{109807}}^1$

素因数の和:110219

約数の個数: 72

約数和(自身を含む): 23862156864

約数和(自身を除く): 16015348644

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 397, 794, 1191, 1588, 1985, 2382, 3573, 3970, 4764, 5955, 7146, 7940, 11910, 14292, 17865, 23820, 35730, 71460, 109807, 219614, 329421, 439228, 549035, 658842, 988263, 1098070, 1317684, 1647105, 1976526, 2196140, 3294210, 3953052, 4941315, 6588420, 9882630, 19765260, 43593379, 87186758, 130780137, 174373516, 217966895, 261560274, 392340411, 435933790, 523120548, 653900685, 784680822, 871867580, 1307801370, 1569361644, 1961702055, 2615602740, 3923404110, 7846808220]

約数ペア:

[(1, 7846808220), (2, 3923404110), (3, 2615602740), (4, 1961702055), (5, 1569361644), (6, 1307801370), (9, 871867580), (10, 784680822), (12, 653900685), (15, 523120548), (18, 435933790), (20, 392340411), (30, 261560274), (36, 217966895), (45, 174373516), (60, 130780137), (90, 87186758), (180, 43593379), (397, 19765260), (794, 9882630), (1191, 6588420), (1588, 4941315), (1985, 3953052), (2382, 3294210), (3573, 2196140), (3970, 1976526), (4764, 1647105), (5955, 1317684), (7146, 1098070), (7940, 988263), (11910, 658842), (14292, 549035), (17865, 439228), (23820, 329421), (35730, 219614), (71460, 109807)]