28810260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{6959}}^1$

素因数の和:6997

約数の個数: 72

約数和(自身を含む): 91203840

約数和(自身を除く): 62393580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 2070, 4140, 6959, 13918, 20877, 27836, 34795, 41754, 62631, 69590, 83508, 104385, 125262, 139180, 160057, 208770, 250524, 313155, 320114, 417540, 480171, 626310, 640228, 800285, 960342, 1252620, 1440513, 1600570, 1920684, 2400855, 2881026, 3201140, 4801710, 5762052, 7202565, 9603420, 14405130, 28810260]

約数ペア:

[(1, 28810260), (2, 14405130), (3, 9603420), (4, 7202565), (5, 5762052), (6, 4801710), (9, 3201140), (10, 2881026), (12, 2400855), (15, 1920684), (18, 1600570), (20, 1440513), (23, 1252620), (30, 960342), (36, 800285), (45, 640228), (46, 626310), (60, 480171), (69, 417540), (90, 320114), (92, 313155), (115, 250524), (138, 208770), (180, 160057), (207, 139180), (230, 125262), (276, 104385), (345, 83508), (414, 69590), (460, 62631), (690, 41754), (828, 34795), (1035, 27836), (1380, 20877), (2070, 13918), (4140, 6959)]