128518440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1070987}}^1$

素因数の和:1071001

約数の個数: 32

約数和(自身を含む): 385555680

約数和(自身を除く): 257037240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1070987, 2141974, 3212961, 4283948, 5354935, 6425922, 8567896, 10709870, 12851844, 16064805, 21419740, 25703688, 32129610, 42839480, 64259220, 128518440]

約数ペア:

[(1, 128518440), (2, 64259220), (3, 42839480), (4, 32129610), (5, 25703688), (6, 21419740), (8, 16064805), (10, 12851844), (12, 10709870), (15, 8567896), (20, 6425922), (24, 5354935), (30, 4283948), (40, 3212961), (60, 2141974), (120, 1070987)]