68948640

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{47881}}^1$

素因数の和:47902

約数の個数: 72

約数和(自身を含む): 235292148

約数和(自身を除く): 166343508

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 47881, 95762, 143643, 191524, 239405, 287286, 383048, 430929, 478810, 574572, 718215, 766096, 861858, 957620, 1149144, 1436430, 1532192, 1723716, 1915240, 2154645, 2298288, 2872860, 3447432, 3830480, 4309290, 4596576, 5745720, 6894864, 7660960, 8618580, 11491440, 13789728, 17237160, 22982880, 34474320, 68948640]

約数ペア:

[(1, 68948640), (2, 34474320), (3, 22982880), (4, 17237160), (5, 13789728), (6, 11491440), (8, 8618580), (9, 7660960), (10, 6894864), (12, 5745720), (15, 4596576), (16, 4309290), (18, 3830480), (20, 3447432), (24, 2872860), (30, 2298288), (32, 2154645), (36, 1915240), (40, 1723716), (45, 1532192), (48, 1436430), (60, 1149144), (72, 957620), (80, 861858), (90, 766096), (96, 718215), (120, 574572), (144, 478810), (160, 430929), (180, 383048), (240, 287286), (288, 239405), (360, 191524), (480, 143643), (720, 95762), (1440, 47881)]