1278239220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{7101329}}^1$

素因数の和:7101344

約数の個数: 36

約数和(自身を含む): 3877326180

約数和(自身を除く): 2599086960

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 7101329, 14202658, 21303987, 28405316, 35506645, 42607974, 63911961, 71013290, 85215948, 106519935, 127823922, 142026580, 213039870, 255647844, 319559805, 426079740, 639119610, 1278239220]

約数ペア:

[(1, 1278239220), (2, 639119610), (3, 426079740), (4, 319559805), (5, 255647844), (6, 213039870), (9, 142026580), (10, 127823922), (12, 106519935), (15, 85215948), (18, 71013290), (20, 63911961), (30, 42607974), (36, 35506645), (45, 28405316), (60, 21303987), (90, 14202658), (180, 7101329)]