198722640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{828011}}^1$

素因数の和:828027

約数の個数: 40

約数和(自身を含む): 616040928

約数和(自身を除く): 417318288

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 828011, 1656022, 2484033, 3312044, 4140055, 4968066, 6624088, 8280110, 9936132, 12420165, 13248176, 16560220, 19872264, 24840330, 33120440, 39744528, 49680660, 66240880, 99361320, 198722640]

約数ペア:

[(1, 198722640), (2, 99361320), (3, 66240880), (4, 49680660), (5, 39744528), (6, 33120440), (8, 24840330), (10, 19872264), (12, 16560220), (15, 13248176), (16, 12420165), (20, 9936132), (24, 8280110), (30, 6624088), (40, 4968066), (48, 4140055), (60, 3312044), (80, 2484033), (120, 1656022), (240, 828011)]