127904220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{3607}}^1$

素因数の和:3819

約数の個数: 72

約数和(自身を含む): 390053664

約数和(自身を除く): 262149444

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 197, 394, 591, 788, 985, 1182, 1773, 1970, 2364, 2955, 3546, 3607, 3940, 5910, 7092, 7214, 8865, 10821, 11820, 14428, 17730, 18035, 21642, 32463, 35460, 36070, 43284, 54105, 64926, 72140, 108210, 129852, 162315, 216420, 324630, 649260, 710579, 1421158, 2131737, 2842316, 3552895, 4263474, 6395211, 7105790, 8526948, 10658685, 12790422, 14211580, 21317370, 25580844, 31976055, 42634740, 63952110, 127904220]

約数ペア:

[(1, 127904220), (2, 63952110), (3, 42634740), (4, 31976055), (5, 25580844), (6, 21317370), (9, 14211580), (10, 12790422), (12, 10658685), (15, 8526948), (18, 7105790), (20, 6395211), (30, 4263474), (36, 3552895), (45, 2842316), (60, 2131737), (90, 1421158), (180, 710579), (197, 649260), (394, 324630), (591, 216420), (788, 162315), (985, 129852), (1182, 108210), (1773, 72140), (1970, 64926), (2364, 54105), (2955, 43284), (3546, 36070), (3607, 35460), (3940, 32463), (5910, 21642), (7092, 18035), (7214, 17730), (8865, 14428), (10821, 11820)]