77806440

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{72043}}^1$

素因数の和:72063

約数の個数: 64

約数和(自身を含む): 259358400

約数和(自身を除く): 181551960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 72043, 144086, 216129, 288172, 360215, 432258, 576344, 648387, 720430, 864516, 1080645, 1296774, 1440860, 1729032, 1945161, 2161290, 2593548, 2881720, 3241935, 3890322, 4322580, 5187096, 6483870, 7780644, 8645160, 9725805, 12967740, 15561288, 19451610, 25935480, 38903220, 77806440]

約数ペア:

[(1, 77806440), (2, 38903220), (3, 25935480), (4, 19451610), (5, 15561288), (6, 12967740), (8, 9725805), (9, 8645160), (10, 7780644), (12, 6483870), (15, 5187096), (18, 4322580), (20, 3890322), (24, 3241935), (27, 2881720), (30, 2593548), (36, 2161290), (40, 1945161), (45, 1729032), (54, 1440860), (60, 1296774), (72, 1080645), (90, 864516), (108, 720430), (120, 648387), (135, 576344), (180, 432258), (216, 360215), (270, 288172), (360, 216129), (540, 144086), (1080, 72043)]