320139984

素因数分解:

$2^4\times 3^1\times {\mathrm{37}}^1\times {\mathrm{180259}}^1$

素因数の和:180307

約数の個数: 40

約数和(自身を含む): 849385120

約数和(自身を除く): 529245136

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 37, 48, 74, 111, 148, 222, 296, 444, 592, 888, 1776, 180259, 360518, 540777, 721036, 1081554, 1442072, 2163108, 2884144, 4326216, 6669583, 8652432, 13339166, 20008749, 26678332, 40017498, 53356664, 80034996, 106713328, 160069992, 320139984]

約数ペア:

[(1, 320139984), (2, 160069992), (3, 106713328), (4, 80034996), (6, 53356664), (8, 40017498), (12, 26678332), (16, 20008749), (24, 13339166), (37, 8652432), (48, 6669583), (74, 4326216), (111, 2884144), (148, 2163108), (222, 1442072), (296, 1081554), (444, 721036), (592, 540777), (888, 360518), (1776, 180259)]