213782640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{890761}}^1$

素因数の和:890777

約数の個数: 40

約数和(自身を含む): 662726928

約数和(自身を除く): 448944288

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 890761, 1781522, 2672283, 3563044, 4453805, 5344566, 7126088, 8907610, 10689132, 13361415, 14252176, 17815220, 21378264, 26722830, 35630440, 42756528, 53445660, 71260880, 106891320, 213782640]

約数ペア:

[(1, 213782640), (2, 106891320), (3, 71260880), (4, 53445660), (5, 42756528), (6, 35630440), (8, 26722830), (10, 21378264), (12, 17815220), (15, 14252176), (16, 13361415), (20, 10689132), (24, 8907610), (30, 7126088), (40, 5344566), (48, 4453805), (60, 3563044), (80, 2672283), (120, 1781522), (240, 890761)]