240504472

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1$

素因数の和:416

約数の個数: 64

約数和(自身を含む): 496742400

約数和(自身を除く): 256237928

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 127, 131, 139, 254, 262, 278, 508, 524, 556, 1016, 1048, 1112, 1651, 1703, 1807, 3302, 3406, 3614, 6604, 6812, 7228, 13208, 13624, 14456, 16637, 17653, 18209, 33274, 35306, 36418, 66548, 70612, 72836, 133096, 141224, 145672, 216281, 229489, 236717, 432562, 458978, 473434, 865124, 917956, 946868, 1730248, 1835912, 1893736, 2312543, 4625086, 9250172, 18500344, 30063059, 60126118, 120252236, 240504472]

約数ペア:

[(1, 240504472), (2, 120252236), (4, 60126118), (8, 30063059), (13, 18500344), (26, 9250172), (52, 4625086), (104, 2312543), (127, 1893736), (131, 1835912), (139, 1730248), (254, 946868), (262, 917956), (278, 865124), (508, 473434), (524, 458978), (556, 432562), (1016, 236717), (1048, 229489), (1112, 216281), (1651, 145672), (1703, 141224), (1807, 133096), (3302, 72836), (3406, 70612), (3614, 66548), (6604, 36418), (6812, 35306), (7228, 33274), (13208, 18209), (13624, 17653), (14456, 16637)]