1253185920

素因数分解:

$2^7\times 3^2\times 5^1\times 7^1\times {\mathrm{31081}}^1$

素因数の和:31113

約数の個数: 192

約数和(自身を含む): 4945767840

約数和(自身を除く): 3692581920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 128, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 280, 288, 315, 320, 336, 360, 384, 420, 448, 480, 504, 560, 576, 630, 640, 672, 720, 840, 896, 960, 1008, 1120, 1152, 1260, 1344, 1440, 1680, 1920, 2016, 2240, 2520, 2688, 2880, 3360, 4032, 4480, 5040, 5760, 6720, 8064, 10080, 13440, 20160, 31081, 40320, 62162, 93243, 124324, 155405, 186486, 217567, 248648, 279729, 310810, 372972, 435134, 466215, 497296, 559458, 621620, 652701, 745944, 870268, 932430, 994592, 1087835, 1118916, 1243240, 1305402, 1398645, 1491888, 1740536, 1864860, 1958103, 1989184, 2175670, 2237832, 2486480, 2610804, 2797290, 2983776, 3263505, 3481072, 3729720, 3916206, 3978368, 4351340, 4475664, 4972960, 5221608, 5594580, 5967552, 6527010, 6962144, 7459440, 7832412, 8702680, 8951328, 9790515, 9945920, 10443216, 11189160, 11935104, 13054020, 13924288, 14918880, 15664824, 17405360, 17902656, 19581030, 19891840, 20886432, 22378320, 26108040, 27848576, 29837760, 31329648, 34810720, 35805312, 39162060, 41772864, 44756640, 52216080, 59675520, 62659296, 69621440, 78324120, 83545728, 89513280, 104432160, 125318592, 139242880, 156648240, 179026560, 208864320, 250637184, 313296480, 417728640, 626592960, 1253185920]

約数ペア:

[(1, 1253185920), (2, 626592960), (3, 417728640), (4, 313296480), (5, 250637184), (6, 208864320), (7, 179026560), (8, 156648240), (9, 139242880), (10, 125318592), (12, 104432160), (14, 89513280), (15, 83545728), (16, 78324120), (18, 69621440), (20, 62659296), (21, 59675520), (24, 52216080), (28, 44756640), (30, 41772864), (32, 39162060), (35, 35805312), (36, 34810720), (40, 31329648), (42, 29837760), (45, 27848576), (48, 26108040), (56, 22378320), (60, 20886432), (63, 19891840), (64, 19581030), (70, 17902656), (72, 17405360), (80, 15664824), (84, 14918880), (90, 13924288), (96, 13054020), (105, 11935104), (112, 11189160), (120, 10443216), (126, 9945920), (128, 9790515), (140, 8951328), (144, 8702680), (160, 7832412), (168, 7459440), (180, 6962144), (192, 6527010), (210, 5967552), (224, 5594580), (240, 5221608), (252, 4972960), (280, 4475664), (288, 4351340), (315, 3978368), (320, 3916206), (336, 3729720), (360, 3481072), (384, 3263505), (420, 2983776), (448, 2797290), (480, 2610804), (504, 2486480), (560, 2237832), (576, 2175670), (630, 1989184), (640, 1958103), (672, 1864860), (720, 1740536), (840, 1491888), (896, 1398645), (960, 1305402), (1008, 1243240), (1120, 1118916), (1152, 1087835), (1260, 994592), (1344, 932430), (1440, 870268), (1680, 745944), (1920, 652701), (2016, 621620), (2240, 559458), (2520, 497296), (2688, 466215), (2880, 435134), (3360, 372972), (4032, 310810), (4480, 279729), (5040, 248648), (5760, 217567), (6720, 186486), (8064, 155405), (10080, 124324), (13440, 93243), (20160, 62162), (31081, 40320)]