127977660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{710987}}^1$

素因数の和:711002

約数の個数: 36

約数和(自身を含む): 388199448

約数和(自身を除く): 260221788

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 710987, 1421974, 2132961, 2843948, 3554935, 4265922, 6398883, 7109870, 8531844, 10664805, 12797766, 14219740, 21329610, 25595532, 31994415, 42659220, 63988830, 127977660]

約数ペア:

[(1, 127977660), (2, 63988830), (3, 42659220), (4, 31994415), (5, 25595532), (6, 21329610), (9, 14219740), (10, 12797766), (12, 10664805), (15, 8531844), (18, 7109870), (20, 6398883), (30, 4265922), (36, 3554935), (45, 2843948), (60, 2132961), (90, 1421974), (180, 710987)]