72088240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{1181}}^1$

素因数の和:1310

約数の個数: 80

約数和(自身を含む): 193469760

約数和(自身を除く): 121381520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 109, 112, 140, 218, 280, 436, 545, 560, 763, 872, 1090, 1181, 1526, 1744, 2180, 2362, 3052, 3815, 4360, 4724, 5905, 6104, 7630, 8267, 8720, 9448, 11810, 12208, 15260, 16534, 18896, 23620, 30520, 33068, 41335, 47240, 61040, 66136, 82670, 94480, 128729, 132272, 165340, 257458, 330680, 514916, 643645, 661360, 901103, 1029832, 1287290, 1802206, 2059664, 2574580, 3604412, 4505515, 5149160, 7208824, 9011030, 10298320, 14417648, 18022060, 36044120, 72088240]

約数ペア:

[(1, 72088240), (2, 36044120), (4, 18022060), (5, 14417648), (7, 10298320), (8, 9011030), (10, 7208824), (14, 5149160), (16, 4505515), (20, 3604412), (28, 2574580), (35, 2059664), (40, 1802206), (56, 1287290), (70, 1029832), (80, 901103), (109, 661360), (112, 643645), (140, 514916), (218, 330680), (280, 257458), (436, 165340), (545, 132272), (560, 128729), (763, 94480), (872, 82670), (1090, 66136), (1181, 61040), (1526, 47240), (1744, 41335), (2180, 33068), (2362, 30520), (3052, 23620), (3815, 18896), (4360, 16534), (4724, 15260), (5905, 12208), (6104, 11810), (7630, 9448), (8267, 8720)]