72812760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{137}}^1$

素因数の和:297

約数の個数: 128

約数和(自身を含む): 227335680

約数和(自身を除く): 154522920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 60, 86, 103, 120, 129, 137, 172, 206, 215, 258, 274, 309, 344, 411, 412, 430, 515, 516, 548, 618, 645, 685, 822, 824, 860, 1030, 1032, 1096, 1236, 1290, 1370, 1545, 1644, 1720, 2055, 2060, 2472, 2580, 2740, 3090, 3288, 4110, 4120, 4429, 5160, 5480, 5891, 6180, 8220, 8858, 11782, 12360, 13287, 14111, 16440, 17673, 17716, 22145, 23564, 26574, 28222, 29455, 35346, 35432, 42333, 44290, 47128, 53148, 56444, 58910, 66435, 70555, 70692, 84666, 88365, 88580, 106296, 112888, 117820, 132870, 141110, 141384, 169332, 176730, 177160, 211665, 235640, 265740, 282220, 338664, 353460, 423330, 531480, 564440, 606773, 706920, 846660, 1213546, 1693320, 1820319, 2427092, 3033865, 3640638, 4854184, 6067730, 7281276, 9101595, 12135460, 14562552, 18203190, 24270920, 36406380, 72812760]

約数ペア:

[(1, 72812760), (2, 36406380), (3, 24270920), (4, 18203190), (5, 14562552), (6, 12135460), (8, 9101595), (10, 7281276), (12, 6067730), (15, 4854184), (20, 3640638), (24, 3033865), (30, 2427092), (40, 1820319), (43, 1693320), (60, 1213546), (86, 846660), (103, 706920), (120, 606773), (129, 564440), (137, 531480), (172, 423330), (206, 353460), (215, 338664), (258, 282220), (274, 265740), (309, 235640), (344, 211665), (411, 177160), (412, 176730), (430, 169332), (515, 141384), (516, 141110), (548, 132870), (618, 117820), (645, 112888), (685, 106296), (822, 88580), (824, 88365), (860, 84666), (1030, 70692), (1032, 70555), (1096, 66435), (1236, 58910), (1290, 56444), (1370, 53148), (1545, 47128), (1644, 44290), (1720, 42333), (2055, 35432), (2060, 35346), (2472, 29455), (2580, 28222), (2740, 26574), (3090, 23564), (3288, 22145), (4110, 17716), (4120, 17673), (4429, 16440), (5160, 14111), (5480, 13287), (5891, 12360), (6180, 11782), (8220, 8858)]