86556840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{721307}}^1$

素因数の和:721321

約数の個数: 32

約数和(自身を含む): 259670880

約数和(自身を除く): 173114040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 721307, 1442614, 2163921, 2885228, 3606535, 4327842, 5770456, 7213070, 8655684, 10819605, 14426140, 17311368, 21639210, 28852280, 43278420, 86556840]

約数ペア:

[(1, 86556840), (2, 43278420), (3, 28852280), (4, 21639210), (5, 17311368), (6, 14426140), (8, 10819605), (10, 8655684), (12, 7213070), (15, 5770456), (20, 4327842), (24, 3606535), (30, 2885228), (40, 2163921), (60, 1442614), (120, 721307)]