205874160

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{857809}}^1$

素因数の和:857825

約数の個数: 40

約数和(自身を含む): 638210640

約数和(自身を除く): 432336480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 857809, 1715618, 2573427, 3431236, 4289045, 5146854, 6862472, 8578090, 10293708, 12867135, 13724944, 17156180, 20587416, 25734270, 34312360, 41174832, 51468540, 68624720, 102937080, 205874160]

約数ペア:

[(1, 205874160), (2, 102937080), (3, 68624720), (4, 51468540), (5, 41174832), (6, 34312360), (8, 25734270), (10, 20587416), (12, 17156180), (15, 13724944), (16, 12867135), (20, 10293708), (24, 8578090), (30, 6862472), (40, 5146854), (48, 4289045), (60, 3431236), (80, 2573427), (120, 1715618), (240, 857809)]