128230740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{64763}}^1$

素因数の和:64789

約数の個数: 72

約数和(自身を含む): 424333728

約数和(自身を除く): 296102988

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 64763, 129526, 194289, 259052, 323815, 388578, 582867, 647630, 712393, 777156, 971445, 1165734, 1295260, 1424786, 1942890, 2137179, 2331468, 2849572, 2914335, 3561965, 3885780, 4274358, 5828670, 6411537, 7123930, 8548716, 10685895, 11657340, 12823074, 14247860, 21371790, 25646148, 32057685, 42743580, 64115370, 128230740]

約数ペア:

[(1, 128230740), (2, 64115370), (3, 42743580), (4, 32057685), (5, 25646148), (6, 21371790), (9, 14247860), (10, 12823074), (11, 11657340), (12, 10685895), (15, 8548716), (18, 7123930), (20, 6411537), (22, 5828670), (30, 4274358), (33, 3885780), (36, 3561965), (44, 2914335), (45, 2849572), (55, 2331468), (60, 2137179), (66, 1942890), (90, 1424786), (99, 1295260), (110, 1165734), (132, 971445), (165, 777156), (180, 712393), (198, 647630), (220, 582867), (330, 388578), (396, 323815), (495, 259052), (660, 194289), (990, 129526), (1980, 64763)]