68583480

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{81647}}^1$

素因数の和:81668

約数の個数: 64

約数和(自身を含む): 235146240

約数和(自身を除く): 166562760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 81647, 163294, 244941, 326588, 408235, 489882, 571529, 653176, 816470, 979764, 1143058, 1224705, 1632940, 1714587, 1959528, 2286116, 2449410, 2857645, 3265880, 3429174, 4572232, 4898820, 5715290, 6858348, 8572935, 9797640, 11430580, 13716696, 17145870, 22861160, 34291740, 68583480]

約数ペア:

[(1, 68583480), (2, 34291740), (3, 22861160), (4, 17145870), (5, 13716696), (6, 11430580), (7, 9797640), (8, 8572935), (10, 6858348), (12, 5715290), (14, 4898820), (15, 4572232), (20, 3429174), (21, 3265880), (24, 2857645), (28, 2449410), (30, 2286116), (35, 1959528), (40, 1714587), (42, 1632940), (56, 1224705), (60, 1143058), (70, 979764), (84, 816470), (105, 653176), (120, 571529), (140, 489882), (168, 408235), (210, 326588), (280, 244941), (420, 163294), (840, 81647)]