39820320

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{27653}}^1$

素因数の和:27674

約数の個数: 72

約数和(自身を含む): 135891756

約数和(自身を除く): 96071436

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, 27653, 55306, 82959, 110612, 138265, 165918, 221224, 248877, 276530, 331836, 414795, 442448, 497754, 553060, 663672, 829590, 884896, 995508, 1106120, 1244385, 1327344, 1659180, 1991016, 2212240, 2488770, 2654688, 3318360, 3982032, 4424480, 4977540, 6636720, 7964064, 9955080, 13273440, 19910160, 39820320]

約数ペア:

[(1, 39820320), (2, 19910160), (3, 13273440), (4, 9955080), (5, 7964064), (6, 6636720), (8, 4977540), (9, 4424480), (10, 3982032), (12, 3318360), (15, 2654688), (16, 2488770), (18, 2212240), (20, 1991016), (24, 1659180), (30, 1327344), (32, 1244385), (36, 1106120), (40, 995508), (45, 884896), (48, 829590), (60, 663672), (72, 553060), (80, 497754), (90, 442448), (96, 414795), (120, 331836), (144, 276530), (160, 248877), (180, 221224), (240, 165918), (288, 138265), (360, 110612), (480, 82959), (720, 55306), (1440, 27653)]