280404240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1168351}}^1$

素因数の和:1168367

約数の個数: 40

約数和(自身を含む): 869253888

約数和(自身を除く): 588849648

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1168351, 2336702, 3505053, 4673404, 5841755, 7010106, 9346808, 11683510, 14020212, 17525265, 18693616, 23367020, 28040424, 35050530, 46734040, 56080848, 70101060, 93468080, 140202120, 280404240]

約数ペア:

[(1, 280404240), (2, 140202120), (3, 93468080), (4, 70101060), (5, 56080848), (6, 46734040), (8, 35050530), (10, 28040424), (12, 23367020), (15, 18693616), (16, 17525265), (20, 14020212), (24, 11683510), (30, 9346808), (40, 7010106), (48, 5841755), (60, 4673404), (80, 3505053), (120, 2336702), (240, 1168351)]