386648640

素因数分解:

$2^6\times 3^4\times 5^1\times 7^1\times {\mathrm{2131}}^1$

素因数の和:2167

約数の個数: 280

約数和(自身を含む): 1572597312

約数和(自身を除く): 1185948672

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 64, 70, 72, 80, 81, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 162, 168, 180, 189, 192, 210, 216, 224, 240, 252, 270, 280, 288, 315, 320, 324, 336, 360, 378, 405, 420, 432, 448, 480, 504, 540, 560, 567, 576, 630, 648, 672, 720, 756, 810, 840, 864, 945, 960, 1008, 1080, 1120, 1134, 1260, 1296, 1344, 1440, 1512, 1620, 1680, 1728, 1890, 2016, 2131, 2160, 2240, 2268, 2520, 2592, 2835, 2880, 3024, 3240, 3360, 3780, 4032, 4262, 4320, 4536, 5040, 5184, 5670, 6048, 6393, 6480, 6720, 7560, 8524, 8640, 9072, 10080, 10655, 11340, 12096, 12786, 12960, 14917, 15120, 17048, 18144, 19179, 20160, 21310, 22680, 25572, 25920, 29834, 30240, 31965, 34096, 36288, 38358, 42620, 44751, 45360, 51144, 57537, 59668, 60480, 63930, 68192, 74585, 76716, 85240, 89502, 90720, 95895, 102288, 115074, 119336, 127860, 134253, 136384, 149170, 153432, 170480, 172611, 179004, 181440, 191790, 204576, 223755, 230148, 238672, 255720, 268506, 287685, 298340, 306864, 340960, 345222, 358008, 383580, 402759, 409152, 447510, 460296, 477344, 511440, 537012, 575370, 596680, 613728, 671265, 681920, 690444, 716016, 767160, 805518, 863055, 895020, 920592, 954688, 1022880, 1074024, 1150740, 1193360, 1208277, 1227456, 1342530, 1380888, 1432032, 1534320, 1611036, 1726110, 1790040, 1841184, 2013795, 2045760, 2148048, 2301480, 2386720, 2416554, 2685060, 2761776, 2864064, 3068640, 3222072, 3452220, 3580080, 3682368, 4027590, 4296096, 4602960, 4773440, 4833108, 5370120, 5523552, 6041385, 6137280, 6444144, 6904440, 7160160, 8055180, 8592192, 9205920, 9666216, 10740240, 11047104, 12082770, 12888288, 13808880, 14320320, 16110360, 18411840, 19332432, 21480480, 24165540, 25776576, 27617760, 32220720, 38664864, 42960960, 48331080, 55235520, 64441440, 77329728, 96662160, 128882880, 193324320, 386648640]

約数ペア:

[(1, 386648640), (2, 193324320), (3, 128882880), (4, 96662160), (5, 77329728), (6, 64441440), (7, 55235520), (8, 48331080), (9, 42960960), (10, 38664864), (12, 32220720), (14, 27617760), (15, 25776576), (16, 24165540), (18, 21480480), (20, 19332432), (21, 18411840), (24, 16110360), (27, 14320320), (28, 13808880), (30, 12888288), (32, 12082770), (35, 11047104), (36, 10740240), (40, 9666216), (42, 9205920), (45, 8592192), (48, 8055180), (54, 7160160), (56, 6904440), (60, 6444144), (63, 6137280), (64, 6041385), (70, 5523552), (72, 5370120), (80, 4833108), (81, 4773440), (84, 4602960), (90, 4296096), (96, 4027590), (105, 3682368), (108, 3580080), (112, 3452220), (120, 3222072), (126, 3068640), (135, 2864064), (140, 2761776), (144, 2685060), (160, 2416554), (162, 2386720), (168, 2301480), (180, 2148048), (189, 2045760), (192, 2013795), (210, 1841184), (216, 1790040), (224, 1726110), (240, 1611036), (252, 1534320), (270, 1432032), (280, 1380888), (288, 1342530), (315, 1227456), (320, 1208277), (324, 1193360), (336, 1150740), (360, 1074024), (378, 1022880), (405, 954688), (420, 920592), (432, 895020), (448, 863055), (480, 805518), (504, 767160), (540, 716016), (560, 690444), (567, 681920), (576, 671265), (630, 613728), (648, 596680), (672, 575370), (720, 537012), (756, 511440), (810, 477344), (840, 460296), (864, 447510), (945, 409152), (960, 402759), (1008, 383580), (1080, 358008), (1120, 345222), (1134, 340960), (1260, 306864), (1296, 298340), (1344, 287685), (1440, 268506), (1512, 255720), (1620, 238672), (1680, 230148), (1728, 223755), (1890, 204576), (2016, 191790), (2131, 181440), (2160, 179004), (2240, 172611), (2268, 170480), (2520, 153432), (2592, 149170), (2835, 136384), (2880, 134253), (3024, 127860), (3240, 119336), (3360, 115074), (3780, 102288), (4032, 95895), (4262, 90720), (4320, 89502), (4536, 85240), (5040, 76716), (5184, 74585), (5670, 68192), (6048, 63930), (6393, 60480), (6480, 59668), (6720, 57537), (7560, 51144), (8524, 45360), (8640, 44751), (9072, 42620), (10080, 38358), (10655, 36288), (11340, 34096), (12096, 31965), (12786, 30240), (12960, 29834), (14917, 25920), (15120, 25572), (17048, 22680), (18144, 21310), (19179, 20160)]