128271384

素因数分解:

$2^3\times 3^3\times {\mathrm{223}}^1\times {\mathrm{2663}}^1$

素因数の和:2901

約数の個数: 64

約数和(自身を含む): 358041600

約数和(自身を除く): 229770216

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216, 223, 446, 669, 892, 1338, 1784, 2007, 2663, 2676, 4014, 5326, 5352, 6021, 7989, 8028, 10652, 12042, 15978, 16056, 21304, 23967, 24084, 31956, 47934, 48168, 63912, 71901, 95868, 143802, 191736, 287604, 575208, 593849, 1187698, 1781547, 2375396, 3563094, 4750792, 5344641, 7126188, 10689282, 14252376, 16033923, 21378564, 32067846, 42757128, 64135692, 128271384]

約数ペア:

[(1, 128271384), (2, 64135692), (3, 42757128), (4, 32067846), (6, 21378564), (8, 16033923), (9, 14252376), (12, 10689282), (18, 7126188), (24, 5344641), (27, 4750792), (36, 3563094), (54, 2375396), (72, 1781547), (108, 1187698), (216, 593849), (223, 575208), (446, 287604), (669, 191736), (892, 143802), (1338, 95868), (1784, 71901), (2007, 63912), (2663, 48168), (2676, 47934), (4014, 31956), (5326, 24084), (5352, 23967), (6021, 21304), (7989, 16056), (8028, 15978), (10652, 12042)]