78105780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{397}}^1\times {\mathrm{1093}}^1$

素因数の和:1505

約数の個数: 72

約数和(自身を含む): 237734952

約数和(自身を除く): 159629172

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 397, 794, 1093, 1191, 1588, 1985, 2186, 2382, 3279, 3573, 3970, 4372, 4764, 5465, 5955, 6558, 7146, 7940, 9837, 10930, 11910, 13116, 14292, 16395, 17865, 19674, 21860, 23820, 32790, 35730, 39348, 49185, 65580, 71460, 98370, 196740, 433921, 867842, 1301763, 1735684, 2169605, 2603526, 3905289, 4339210, 5207052, 6508815, 7810578, 8678420, 13017630, 15621156, 19526445, 26035260, 39052890, 78105780]

約数ペア:

[(1, 78105780), (2, 39052890), (3, 26035260), (4, 19526445), (5, 15621156), (6, 13017630), (9, 8678420), (10, 7810578), (12, 6508815), (15, 5207052), (18, 4339210), (20, 3905289), (30, 2603526), (36, 2169605), (45, 1735684), (60, 1301763), (90, 867842), (180, 433921), (397, 196740), (794, 98370), (1093, 71460), (1191, 65580), (1588, 49185), (1985, 39348), (2186, 35730), (2382, 32790), (3279, 23820), (3573, 21860), (3970, 19674), (4372, 17865), (4764, 16395), (5465, 14292), (5955, 13116), (6558, 11910), (7146, 10930), (7940, 9837)]