161837340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{385327}}^1$

素因数の和:385346

約数の個数: 48

約数和(自身を含む): 517880832

約数和(自身を除く): 356043492

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 385327, 770654, 1155981, 1541308, 1926635, 2311962, 2697289, 3853270, 4623924, 5394578, 5779905, 7706540, 8091867, 10789156, 11559810, 13486445, 16183734, 23119620, 26972890, 32367468, 40459335, 53945780, 80918670, 161837340]

約数ペア:

[(1, 161837340), (2, 80918670), (3, 53945780), (4, 40459335), (5, 32367468), (6, 26972890), (7, 23119620), (10, 16183734), (12, 13486445), (14, 11559810), (15, 10789156), (20, 8091867), (21, 7706540), (28, 5779905), (30, 5394578), (35, 4623924), (42, 3853270), (60, 2697289), (70, 2311962), (84, 1926635), (105, 1541308), (140, 1155981), (210, 770654), (420, 385327)]