198414960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{826729}}^1$

素因数の和:826745

約数の個数: 40

約数和(自身を含む): 615087120

約数和(自身を除く): 416672160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 826729, 1653458, 2480187, 3306916, 4133645, 4960374, 6613832, 8267290, 9920748, 12400935, 13227664, 16534580, 19841496, 24801870, 33069160, 39682992, 49603740, 66138320, 99207480, 198414960]

約数ペア:

[(1, 198414960), (2, 99207480), (3, 66138320), (4, 49603740), (5, 39682992), (6, 33069160), (8, 24801870), (10, 19841496), (12, 16534580), (15, 13227664), (16, 12400935), (20, 9920748), (24, 8267290), (30, 6613832), (40, 4960374), (48, 4133645), (60, 3306916), (80, 2480187), (120, 1653458), (240, 826729)]