81964320

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{170759}}^1$

素因数の和:170777

約数の個数: 48

約数和(自身を含む): 258189120

約数和(自身を除く): 176224800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 170759, 341518, 512277, 683036, 853795, 1024554, 1366072, 1707590, 2049108, 2561385, 2732144, 3415180, 4098216, 5122770, 5464288, 6830360, 8196432, 10245540, 13660720, 16392864, 20491080, 27321440, 40982160, 81964320]

約数ペア:

[(1, 81964320), (2, 40982160), (3, 27321440), (4, 20491080), (5, 16392864), (6, 13660720), (8, 10245540), (10, 8196432), (12, 6830360), (15, 5464288), (16, 5122770), (20, 4098216), (24, 3415180), (30, 2732144), (32, 2561385), (40, 2049108), (48, 1707590), (60, 1366072), (80, 1024554), (96, 853795), (120, 683036), (160, 512277), (240, 341518), (480, 170759)]