90217860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{281}}^1\times {\mathrm{5351}}^1$

素因数の和:5644

約数の個数: 48

約数和(自身を含む): 253556352

約数和(自身を除く): 163338492

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 281, 562, 843, 1124, 1405, 1686, 2810, 3372, 4215, 5351, 5620, 8430, 10702, 16053, 16860, 21404, 26755, 32106, 53510, 64212, 80265, 107020, 160530, 321060, 1503631, 3007262, 4510893, 6014524, 7518155, 9021786, 15036310, 18043572, 22554465, 30072620, 45108930, 90217860]

約数ペア:

[(1, 90217860), (2, 45108930), (3, 30072620), (4, 22554465), (5, 18043572), (6, 15036310), (10, 9021786), (12, 7518155), (15, 6014524), (20, 4510893), (30, 3007262), (60, 1503631), (281, 321060), (562, 160530), (843, 107020), (1124, 80265), (1405, 64212), (1686, 53510), (2810, 32106), (3372, 26755), (4215, 21404), (5351, 16860), (5620, 16053), (8430, 10702)]