211047660

素因数分解:

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

素因数の和:390847

約数の個数: 48

約数和(自身を含む): 656594400

約数和(自身を除く): 445546740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 390829, 781658, 1172487, 1563316, 1954145, 2344974, 3517461, 3908290, 4689948, 5862435, 7034922, 7816580, 10552383, 11724870, 14069844, 17587305, 21104766, 23449740, 35174610, 42209532, 52761915, 70349220, 105523830, 211047660]

約数ペア:

[(1, 211047660), (2, 105523830), (3, 70349220), (4, 52761915), (5, 42209532), (6, 35174610), (9, 23449740), (10, 21104766), (12, 17587305), (15, 14069844), (18, 11724870), (20, 10552383), (27, 7816580), (30, 7034922), (36, 5862435), (45, 4689948), (54, 3908290), (60, 3517461), (90, 2344974), (108, 1954145), (135, 1563316), (180, 1172487), (270, 781658), (540, 390829)]