638532720

素因数分解:

$2^4\times 3^4\times 5^1\times 7^2\times {\mathrm{2011}}^1$

素因数の和:2050

約数の個数: 300

約数和(自身を含む): 2581078104

約数和(自身を除く): 1942545384

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 49, 54, 56, 60, 63, 70, 72, 80, 81, 84, 90, 98, 105, 108, 112, 120, 126, 135, 140, 144, 147, 162, 168, 180, 189, 196, 210, 216, 240, 245, 252, 270, 280, 294, 315, 324, 336, 360, 378, 392, 405, 420, 432, 441, 490, 504, 540, 560, 567, 588, 630, 648, 720, 735, 756, 784, 810, 840, 882, 945, 980, 1008, 1080, 1134, 1176, 1260, 1296, 1323, 1470, 1512, 1620, 1680, 1764, 1890, 1960, 2011, 2160, 2205, 2268, 2352, 2520, 2646, 2835, 2940, 3024, 3240, 3528, 3780, 3920, 3969, 4022, 4410, 4536, 5040, 5292, 5670, 5880, 6033, 6480, 6615, 7056, 7560, 7938, 8044, 8820, 9072, 10055, 10584, 11340, 11760, 12066, 13230, 14077, 15120, 15876, 16088, 17640, 18099, 19845, 20110, 21168, 22680, 24132, 26460, 28154, 30165, 31752, 32176, 35280, 36198, 39690, 40220, 42231, 45360, 48264, 52920, 54297, 56308, 60330, 63504, 70385, 72396, 79380, 80440, 84462, 90495, 96528, 98539, 105840, 108594, 112616, 120660, 126693, 140770, 144792, 158760, 160880, 162891, 168924, 180990, 197078, 211155, 217188, 225232, 241320, 253386, 271485, 281540, 289584, 295617, 317520, 325782, 337848, 361980, 380079, 394156, 422310, 434376, 482640, 492695, 506772, 542970, 563080, 591234, 633465, 651564, 675696, 723960, 760158, 788312, 814455, 844620, 868752, 886851, 985390, 1013544, 1085940, 1126160, 1140237, 1182468, 1266930, 1303128, 1447920, 1478085, 1520316, 1576624, 1628910, 1689240, 1773702, 1900395, 1970780, 2027088, 2171880, 2280474, 2364936, 2533860, 2606256, 2660553, 2956170, 3040632, 3257820, 3378480, 3547404, 3800790, 3941560, 4343760, 4434255, 4560948, 4729872, 5067720, 5321106, 5701185, 5912340, 6081264, 6515640, 7094808, 7601580, 7883120, 7981659, 8868510, 9121896, 10135440, 10642212, 11402370, 11824680, 13031280, 13302765, 14189616, 15203160, 15963318, 17737020, 18243792, 21284424, 22804740, 23649360, 26605530, 30406320, 31926636, 35474040, 39908295, 42568848, 45609480, 53211060, 63853272, 70948080, 79816590, 91218960, 106422120, 127706544, 159633180, 212844240, 319266360, 638532720]

約数ペア:

[(1, 638532720), (2, 319266360), (3, 212844240), (4, 159633180), (5, 127706544), (6, 106422120), (7, 91218960), (8, 79816590), (9, 70948080), (10, 63853272), (12, 53211060), (14, 45609480), (15, 42568848), (16, 39908295), (18, 35474040), (20, 31926636), (21, 30406320), (24, 26605530), (27, 23649360), (28, 22804740), (30, 21284424), (35, 18243792), (36, 17737020), (40, 15963318), (42, 15203160), (45, 14189616), (48, 13302765), (49, 13031280), (54, 11824680), (56, 11402370), (60, 10642212), (63, 10135440), (70, 9121896), (72, 8868510), (80, 7981659), (81, 7883120), (84, 7601580), (90, 7094808), (98, 6515640), (105, 6081264), (108, 5912340), (112, 5701185), (120, 5321106), (126, 5067720), (135, 4729872), (140, 4560948), (144, 4434255), (147, 4343760), (162, 3941560), (168, 3800790), (180, 3547404), (189, 3378480), (196, 3257820), (210, 3040632), (216, 2956170), (240, 2660553), (245, 2606256), (252, 2533860), (270, 2364936), (280, 2280474), (294, 2171880), (315, 2027088), (324, 1970780), (336, 1900395), (360, 1773702), (378, 1689240), (392, 1628910), (405, 1576624), (420, 1520316), (432, 1478085), (441, 1447920), (490, 1303128), (504, 1266930), (540, 1182468), (560, 1140237), (567, 1126160), (588, 1085940), (630, 1013544), (648, 985390), (720, 886851), (735, 868752), (756, 844620), (784, 814455), (810, 788312), (840, 760158), (882, 723960), (945, 675696), (980, 651564), (1008, 633465), (1080, 591234), (1134, 563080), (1176, 542970), (1260, 506772), (1296, 492695), (1323, 482640), (1470, 434376), (1512, 422310), (1620, 394156), (1680, 380079), (1764, 361980), (1890, 337848), (1960, 325782), (2011, 317520), (2160, 295617), (2205, 289584), (2268, 281540), (2352, 271485), (2520, 253386), (2646, 241320), (2835, 225232), (2940, 217188), (3024, 211155), (3240, 197078), (3528, 180990), (3780, 168924), (3920, 162891), (3969, 160880), (4022, 158760), (4410, 144792), (4536, 140770), (5040, 126693), (5292, 120660), (5670, 112616), (5880, 108594), (6033, 105840), (6480, 98539), (6615, 96528), (7056, 90495), (7560, 84462), (7938, 80440), (8044, 79380), (8820, 72396), (9072, 70385), (10055, 63504), (10584, 60330), (11340, 56308), (11760, 54297), (12066, 52920), (13230, 48264), (14077, 45360), (15120, 42231), (15876, 40220), (16088, 39690), (17640, 36198), (18099, 35280), (19845, 32176), (20110, 31752), (21168, 30165), (22680, 28154), (24132, 26460)]