240080672

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{10889}}^1$

素因数の和:10965

約数の個数: 48

約数和(自身を含む): 518668920

約数和(自身を除く): 278588248

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 53, 104, 106, 208, 212, 416, 424, 689, 848, 1378, 1696, 2756, 5512, 10889, 11024, 21778, 22048, 43556, 87112, 141557, 174224, 283114, 348448, 566228, 577117, 1132456, 1154234, 2264912, 2308468, 4529824, 4616936, 7502521, 9233872, 15005042, 18467744, 30010084, 60020168, 120040336, 240080672]

約数ペア:

[(1, 240080672), (2, 120040336), (4, 60020168), (8, 30010084), (13, 18467744), (16, 15005042), (26, 9233872), (32, 7502521), (52, 4616936), (53, 4529824), (104, 2308468), (106, 2264912), (208, 1154234), (212, 1132456), (416, 577117), (424, 566228), (689, 348448), (848, 283114), (1378, 174224), (1696, 141557), (2756, 87112), (5512, 43556), (10889, 22048), (11024, 21778)]