156939397260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1997}}^1\times {\mathrm{1309793}}^1$

素因数の和:1311802

約数の個数: 48

約数和(自身を含む): 439650693216

約数和(自身を除く): 282711295956

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1997, 3994, 5991, 7988, 9985, 11982, 19970, 23964, 29955, 39940, 59910, 119820, 1309793, 2619586, 3929379, 5239172, 6548965, 7858758, 13097930, 15717516, 19646895, 26195860, 39293790, 78587580, 2615656621, 5231313242, 7846969863, 10462626484, 13078283105, 15693939726, 26156566210, 31387879452, 39234849315, 52313132420, 78469698630, 156939397260]

約数ペア:

[(1, 156939397260), (2, 78469698630), (3, 52313132420), (4, 39234849315), (5, 31387879452), (6, 26156566210), (10, 15693939726), (12, 13078283105), (15, 10462626484), (20, 7846969863), (30, 5231313242), (60, 2615656621), (1997, 78587580), (3994, 39293790), (5991, 26195860), (7988, 19646895), (9985, 15717516), (11982, 13097930), (19970, 7858758), (23964, 6548965), (29955, 5239172), (39940, 3929379), (59910, 2619586), (119820, 1309793)]