20345957280

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1284467}}^1$

素因数の和:1284499

約数の個数: 144

約数和(自身を含む): 75742509024

約数和(自身を除く): 55396551744

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 32, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 96, 99, 110, 120, 132, 144, 160, 165, 176, 180, 198, 220, 240, 264, 288, 330, 352, 360, 396, 440, 480, 495, 528, 660, 720, 792, 880, 990, 1056, 1320, 1440, 1584, 1760, 1980, 2640, 3168, 3960, 5280, 7920, 15840, 1284467, 2568934, 3853401, 5137868, 6422335, 7706802, 10275736, 11560203, 12844670, 14129137, 15413604, 19267005, 20551472, 23120406, 25689340, 28258274, 30827208, 38534010, 41102944, 42387411, 46240812, 51378680, 56516548, 57801015, 61654416, 70645685, 77068020, 84774822, 92481624, 102757360, 113033096, 115602030, 123308832, 127162233, 141291370, 154136040, 169549644, 184963248, 205514720, 211937055, 226066192, 231204060, 254324466, 282582740, 308272080, 339099288, 369926496, 423874110, 452132384, 462408120, 508648932, 565165480, 616544160, 635811165, 678198576, 847748220, 924816240, 1017297864, 1130330960, 1271622330, 1356397152, 1695496440, 1849632480, 2034595728, 2260661920, 2543244660, 3390992880, 4069191456, 5086489320, 6781985760, 10172978640, 20345957280]

約数ペア:

[(1, 20345957280), (2, 10172978640), (3, 6781985760), (4, 5086489320), (5, 4069191456), (6, 3390992880), (8, 2543244660), (9, 2260661920), (10, 2034595728), (11, 1849632480), (12, 1695496440), (15, 1356397152), (16, 1271622330), (18, 1130330960), (20, 1017297864), (22, 924816240), (24, 847748220), (30, 678198576), (32, 635811165), (33, 616544160), (36, 565165480), (40, 508648932), (44, 462408120), (45, 452132384), (48, 423874110), (55, 369926496), (60, 339099288), (66, 308272080), (72, 282582740), (80, 254324466), (88, 231204060), (90, 226066192), (96, 211937055), (99, 205514720), (110, 184963248), (120, 169549644), (132, 154136040), (144, 141291370), (160, 127162233), (165, 123308832), (176, 115602030), (180, 113033096), (198, 102757360), (220, 92481624), (240, 84774822), (264, 77068020), (288, 70645685), (330, 61654416), (352, 57801015), (360, 56516548), (396, 51378680), (440, 46240812), (480, 42387411), (495, 41102944), (528, 38534010), (660, 30827208), (720, 28258274), (792, 25689340), (880, 23120406), (990, 20551472), (1056, 19267005), (1320, 15413604), (1440, 14129137), (1584, 12844670), (1760, 11560203), (1980, 10275736), (2640, 7706802), (3168, 6422335), (3960, 5137868), (5280, 3853401), (7920, 2568934), (15840, 1284467)]