198507840

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{206779}}^1$

素因数の和:206799

約数の個数: 56

約数和(自身を含む): 630265440

約数和(自身を除く): 431757600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 206779, 413558, 620337, 827116, 1033895, 1240674, 1654232, 2067790, 2481348, 3101685, 3308464, 4135580, 4962696, 6203370, 6616928, 8271160, 9925392, 12406740, 13233856, 16542320, 19850784, 24813480, 33084640, 39701568, 49626960, 66169280, 99253920, 198507840]

約数ペア:

[(1, 198507840), (2, 99253920), (3, 66169280), (4, 49626960), (5, 39701568), (6, 33084640), (8, 24813480), (10, 19850784), (12, 16542320), (15, 13233856), (16, 12406740), (20, 9925392), (24, 8271160), (30, 6616928), (32, 6203370), (40, 4962696), (48, 4135580), (60, 3308464), (64, 3101685), (80, 2481348), (96, 2067790), (120, 1654232), (160, 1240674), (192, 1033895), (240, 827116), (320, 620337), (480, 413558), (960, 206779)]