20695304880

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{21563}}^1$

素因数の和:21656

約数の個数: 240

約数和(自身を含む): 73415586816

約数和(自身を除く): 52720281936

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 36, 40, 43, 45, 48, 60, 62, 72, 80, 86, 90, 93, 120, 124, 129, 144, 155, 172, 180, 186, 215, 240, 248, 258, 279, 310, 344, 360, 372, 387, 430, 465, 496, 516, 558, 620, 645, 688, 720, 744, 774, 860, 930, 1032, 1116, 1240, 1290, 1333, 1395, 1488, 1548, 1720, 1860, 1935, 2064, 2232, 2480, 2580, 2666, 2790, 3096, 3440, 3720, 3870, 3999, 4464, 5160, 5332, 5580, 6192, 6665, 7440, 7740, 7998, 10320, 10664, 11160, 11997, 13330, 15480, 15996, 19995, 21328, 21563, 22320, 23994, 26660, 30960, 31992, 39990, 43126, 47988, 53320, 59985, 63984, 64689, 79980, 86252, 95976, 106640, 107815, 119970, 129378, 159960, 172504, 191952, 194067, 215630, 239940, 258756, 319920, 323445, 345008, 388134, 431260, 479880, 517512, 646890, 668453, 776268, 862520, 927209, 959760, 970335, 1035024, 1293780, 1336906, 1552536, 1725040, 1854418, 1940670, 2005359, 2587560, 2673812, 2781627, 3105072, 3342265, 3708836, 3881340, 4010718, 4636045, 5175120, 5347624, 5563254, 6016077, 6684530, 7417672, 7762680, 8021436, 8344881, 9272090, 10026795, 10695248, 11126508, 12032154, 13369060, 13908135, 14835344, 15525360, 16042872, 16689762, 18544180, 20053590, 22253016, 24064308, 26738120, 27816270, 28743479, 30080385, 32085744, 33379524, 37088360, 40107180, 41724405, 44506032, 48128616, 53476240, 55632540, 57486958, 60160770, 66759048, 74176720, 80214360, 83448810, 86230437, 96257232, 111265080, 114973916, 120321540, 133518096, 143717395, 160428720, 166897620, 172460874, 222530160, 229947832, 240643080, 258691311, 287434790, 333795240, 344921748, 431152185, 459895664, 481286160, 517382622, 574869580, 667590480, 689843496, 862304370, 1034765244, 1149739160, 1293456555, 1379686992, 1724608740, 2069530488, 2299478320, 2586913110, 3449217480, 4139060976, 5173826220, 6898434960, 10347652440, 20695304880]

約数ペア:

[(1, 20695304880), (2, 10347652440), (3, 6898434960), (4, 5173826220), (5, 4139060976), (6, 3449217480), (8, 2586913110), (9, 2299478320), (10, 2069530488), (12, 1724608740), (15, 1379686992), (16, 1293456555), (18, 1149739160), (20, 1034765244), (24, 862304370), (30, 689843496), (31, 667590480), (36, 574869580), (40, 517382622), (43, 481286160), (45, 459895664), (48, 431152185), (60, 344921748), (62, 333795240), (72, 287434790), (80, 258691311), (86, 240643080), (90, 229947832), (93, 222530160), (120, 172460874), (124, 166897620), (129, 160428720), (144, 143717395), (155, 133518096), (172, 120321540), (180, 114973916), (186, 111265080), (215, 96257232), (240, 86230437), (248, 83448810), (258, 80214360), (279, 74176720), (310, 66759048), (344, 60160770), (360, 57486958), (372, 55632540), (387, 53476240), (430, 48128616), (465, 44506032), (496, 41724405), (516, 40107180), (558, 37088360), (620, 33379524), (645, 32085744), (688, 30080385), (720, 28743479), (744, 27816270), (774, 26738120), (860, 24064308), (930, 22253016), (1032, 20053590), (1116, 18544180), (1240, 16689762), (1290, 16042872), (1333, 15525360), (1395, 14835344), (1488, 13908135), (1548, 13369060), (1720, 12032154), (1860, 11126508), (1935, 10695248), (2064, 10026795), (2232, 9272090), (2480, 8344881), (2580, 8021436), (2666, 7762680), (2790, 7417672), (3096, 6684530), (3440, 6016077), (3720, 5563254), (3870, 5347624), (3999, 5175120), (4464, 4636045), (5160, 4010718), (5332, 3881340), (5580, 3708836), (6192, 3342265), (6665, 3105072), (7440, 2781627), (7740, 2673812), (7998, 2587560), (10320, 2005359), (10664, 1940670), (11160, 1854418), (11997, 1725040), (13330, 1552536), (15480, 1336906), (15996, 1293780), (19995, 1035024), (21328, 970335), (21563, 959760), (22320, 927209), (23994, 862520), (26660, 776268), (30960, 668453), (31992, 646890), (39990, 517512), (43126, 479880), (47988, 431260), (53320, 388134), (59985, 345008), (63984, 323445), (64689, 319920), (79980, 258756), (86252, 239940), (95976, 215630), (106640, 194067), (107815, 191952), (119970, 172504), (129378, 159960)]