70349220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{390829}}^1$

素因数の和:390844

約数の個数: 36

約数和(自身を含む): 213393180

約数和(自身を除く): 143043960

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 390829, 781658, 1172487, 1563316, 1954145, 2344974, 3517461, 3908290, 4689948, 5862435, 7034922, 7816580, 11724870, 14069844, 17587305, 23449740, 35174610, 70349220]

約数ペア:

[(1, 70349220), (2, 35174610), (3, 23449740), (4, 17587305), (5, 14069844), (6, 11724870), (9, 7816580), (10, 7034922), (12, 5862435), (15, 4689948), (18, 3908290), (20, 3517461), (30, 2344974), (36, 1954145), (45, 1563316), (60, 1172487), (90, 781658), (180, 390829)]