197878440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1648987}}^1$

素因数の和:1649001

約数の個数: 32

約数和(自身を含む): 593635680

約数和(自身を除く): 395757240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1648987, 3297974, 4946961, 6595948, 8244935, 9893922, 13191896, 16489870, 19787844, 24734805, 32979740, 39575688, 49469610, 65959480, 98939220, 197878440]

約数ペア:

[(1, 197878440), (2, 98939220), (3, 65959480), (4, 49469610), (5, 39575688), (6, 32979740), (8, 24734805), (10, 19787844), (12, 16489870), (15, 13191896), (20, 9893922), (24, 8244935), (30, 6595948), (40, 4946961), (60, 3297974), (120, 1648987)]