259622720

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{115903}}^1$

素因数の和:115927

約数の個数: 56

約数和(自身を含む): 706550784

約数和(自身を除く): 446928064

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 115903, 231806, 463612, 579515, 811321, 927224, 1159030, 1622642, 1854448, 2318060, 3245284, 3708896, 4056605, 4636120, 6490568, 7417792, 8113210, 9272240, 12981136, 16226420, 18544480, 25962272, 32452840, 37088960, 51924544, 64905680, 129811360, 259622720]

約数ペア:

[(1, 259622720), (2, 129811360), (4, 64905680), (5, 51924544), (7, 37088960), (8, 32452840), (10, 25962272), (14, 18544480), (16, 16226420), (20, 12981136), (28, 9272240), (32, 8113210), (35, 7417792), (40, 6490568), (56, 4636120), (64, 4056605), (70, 3708896), (80, 3245284), (112, 2318060), (140, 1854448), (160, 1622642), (224, 1159030), (280, 927224), (320, 811321), (448, 579515), (560, 463612), (1120, 231806), (2240, 115903)]