77078220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{6521}}^1$

素因数の和:6730

約数の個数: 48

約数和(自身を含む): 216947808

約数和(自身を除く): 139869588

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 197, 394, 591, 788, 985, 1182, 1970, 2364, 2955, 3940, 5910, 6521, 11820, 13042, 19563, 26084, 32605, 39126, 65210, 78252, 97815, 130420, 195630, 391260, 1284637, 2569274, 3853911, 5138548, 6423185, 7707822, 12846370, 15415644, 19269555, 25692740, 38539110, 77078220]

約数ペア:

[(1, 77078220), (2, 38539110), (3, 25692740), (4, 19269555), (5, 15415644), (6, 12846370), (10, 7707822), (12, 6423185), (15, 5138548), (20, 3853911), (30, 2569274), (60, 1284637), (197, 391260), (394, 195630), (591, 130420), (788, 97815), (985, 78252), (1182, 65210), (1970, 39126), (2364, 32605), (2955, 26084), (3940, 19563), (5910, 13042), (6521, 11820)]