64744890

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{308309}}^1$

素因数の和:308326

約数の個数: 32

約数和(自身を含む): 177586560

約数和(自身を除く): 112841670

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 308309, 616618, 924927, 1541545, 1849854, 2158163, 3083090, 4316326, 4624635, 6474489, 9249270, 10790815, 12948978, 21581630, 32372445, 64744890]

約数ペア:

[(1, 64744890), (2, 32372445), (3, 21581630), (5, 12948978), (6, 10790815), (7, 9249270), (10, 6474489), (14, 4624635), (15, 4316326), (21, 3083090), (30, 2158163), (35, 1849854), (42, 1541545), (70, 924927), (105, 616618), (210, 308309)]