1280498904

素因数分解:

$2^3\times 3^2\times {\mathrm{239}}^1\times {\mathrm{74413}}^1$

素因数の和:74664

約数の個数: 48

約数和(自身を含む): 3482575200

約数和(自身を除く): 2202076296

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 239, 478, 717, 956, 1434, 1912, 2151, 2868, 4302, 5736, 8604, 17208, 74413, 148826, 223239, 297652, 446478, 595304, 669717, 892956, 1339434, 1785912, 2678868, 5357736, 17784707, 35569414, 53354121, 71138828, 106708242, 142277656, 160062363, 213416484, 320124726, 426832968, 640249452, 1280498904]

約数ペア:

[(1, 1280498904), (2, 640249452), (3, 426832968), (4, 320124726), (6, 213416484), (8, 160062363), (9, 142277656), (12, 106708242), (18, 71138828), (24, 53354121), (36, 35569414), (72, 17784707), (239, 5357736), (478, 2678868), (717, 1785912), (956, 1339434), (1434, 892956), (1912, 669717), (2151, 595304), (2868, 446478), (4302, 297652), (5736, 223239), (8604, 148826), (17208, 74413)]