142287920

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{61331}}^1$

素因数の和:61373

約数の個数: 40

約数和(自身を含む): 342232560

約数和(自身を除く): 199944640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 580, 1160, 2320, 61331, 122662, 245324, 306655, 490648, 613310, 981296, 1226620, 1778599, 2453240, 3557198, 4906480, 7114396, 8892995, 14228792, 17785990, 28457584, 35571980, 71143960, 142287920]

約数ペア:

[(1, 142287920), (2, 71143960), (4, 35571980), (5, 28457584), (8, 17785990), (10, 14228792), (16, 8892995), (20, 7114396), (29, 4906480), (40, 3557198), (58, 2453240), (80, 1778599), (116, 1226620), (145, 981296), (232, 613310), (290, 490648), (464, 306655), (580, 245324), (1160, 122662), (2320, 61331)]