66443440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{2011}}^1$

素因数の和:2090

約数の個数: 80

約数和(自身を含む): 179631360

約数和(自身を除く): 113187920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 59, 70, 80, 112, 118, 140, 236, 280, 295, 413, 472, 560, 590, 826, 944, 1180, 1652, 2011, 2065, 2360, 3304, 4022, 4130, 4720, 6608, 8044, 8260, 10055, 14077, 16088, 16520, 20110, 28154, 32176, 33040, 40220, 56308, 70385, 80440, 112616, 118649, 140770, 160880, 225232, 237298, 281540, 474596, 563080, 593245, 830543, 949192, 1126160, 1186490, 1661086, 1898384, 2372980, 3322172, 4152715, 4745960, 6644344, 8305430, 9491920, 13288688, 16610860, 33221720, 66443440]

約数ペア:

[(1, 66443440), (2, 33221720), (4, 16610860), (5, 13288688), (7, 9491920), (8, 8305430), (10, 6644344), (14, 4745960), (16, 4152715), (20, 3322172), (28, 2372980), (35, 1898384), (40, 1661086), (56, 1186490), (59, 1126160), (70, 949192), (80, 830543), (112, 593245), (118, 563080), (140, 474596), (236, 281540), (280, 237298), (295, 225232), (413, 160880), (472, 140770), (560, 118649), (590, 112616), (826, 80440), (944, 70385), (1180, 56308), (1652, 40220), (2011, 33040), (2065, 32176), (2360, 28154), (3304, 20110), (4022, 16520), (4130, 16088), (4720, 14077), (6608, 10055), (8044, 8260)]