20450145744

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{373}}^1\times {\mathrm{499}}^1$

素因数の和:1002

約数の個数: 240

約数和(自身を含む): 66317680000

約数和(自身を除く): 45867534256

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 109, 112, 126, 144, 168, 218, 252, 327, 336, 373, 436, 499, 504, 654, 746, 763, 872, 981, 998, 1008, 1119, 1308, 1492, 1497, 1526, 1744, 1962, 1996, 2238, 2289, 2611, 2616, 2984, 2994, 3052, 3357, 3493, 3924, 3992, 4476, 4491, 4578, 5222, 5232, 5968, 5988, 6104, 6714, 6867, 6986, 7833, 7848, 7984, 8952, 8982, 9156, 10444, 10479, 11976, 12208, 13428, 13734, 13972, 15666, 15696, 17904, 17964, 18312, 20888, 20958, 23499, 23952, 26856, 27468, 27944, 31332, 31437, 35928, 36624, 40657, 41776, 41916, 46998, 53712, 54391, 54936, 55888, 62664, 62874, 71856, 81314, 83832, 93996, 108782, 109872, 121971, 125328, 125748, 162628, 163173, 167664, 186127, 187992, 217564, 243942, 251496, 284599, 325256, 326346, 365913, 372254, 375984, 380737, 435128, 487884, 489519, 502992, 558381, 569198, 650512, 652692, 731826, 744508, 761474, 853797, 870256, 975768, 979038, 1116762, 1138396, 1142211, 1302889, 1305384, 1463652, 1489016, 1522948, 1675143, 1707594, 1951536, 1958076, 2233524, 2276792, 2284422, 2561391, 2605778, 2610768, 2927304, 2978032, 3045896, 3350286, 3415188, 3426633, 3908667, 3916152, 4467048, 4553584, 4568844, 5122782, 5211556, 5854608, 6091792, 6700572, 6830376, 6853266, 7817334, 7832304, 8934096, 9137688, 10245564, 10423112, 11726001, 13401144, 13660752, 13706532, 15634668, 18275376, 20287843, 20491128, 20846224, 23452002, 26802288, 27413064, 31269336, 40575686, 40982256, 46904004, 54826128, 60863529, 62538672, 81151372, 93808008, 121727058, 142014901, 162302744, 182590587, 187616016, 243454116, 284029802, 324605488, 365181174, 426044703, 486908232, 568059604, 730362348, 852089406, 973816464, 1136119208, 1278134109, 1460724696, 1704178812, 2272238416, 2556268218, 2921449392, 3408357624, 5112536436, 6816715248, 10225072872, 20450145744]

約数ペア:

[(1, 20450145744), (2, 10225072872), (3, 6816715248), (4, 5112536436), (6, 3408357624), (7, 2921449392), (8, 2556268218), (9, 2272238416), (12, 1704178812), (14, 1460724696), (16, 1278134109), (18, 1136119208), (21, 973816464), (24, 852089406), (28, 730362348), (36, 568059604), (42, 486908232), (48, 426044703), (56, 365181174), (63, 324605488), (72, 284029802), (84, 243454116), (109, 187616016), (112, 182590587), (126, 162302744), (144, 142014901), (168, 121727058), (218, 93808008), (252, 81151372), (327, 62538672), (336, 60863529), (373, 54826128), (436, 46904004), (499, 40982256), (504, 40575686), (654, 31269336), (746, 27413064), (763, 26802288), (872, 23452002), (981, 20846224), (998, 20491128), (1008, 20287843), (1119, 18275376), (1308, 15634668), (1492, 13706532), (1497, 13660752), (1526, 13401144), (1744, 11726001), (1962, 10423112), (1996, 10245564), (2238, 9137688), (2289, 8934096), (2611, 7832304), (2616, 7817334), (2984, 6853266), (2994, 6830376), (3052, 6700572), (3357, 6091792), (3493, 5854608), (3924, 5211556), (3992, 5122782), (4476, 4568844), (4491, 4553584), (4578, 4467048), (5222, 3916152), (5232, 3908667), (5968, 3426633), (5988, 3415188), (6104, 3350286), (6714, 3045896), (6867, 2978032), (6986, 2927304), (7833, 2610768), (7848, 2605778), (7984, 2561391), (8952, 2284422), (8982, 2276792), (9156, 2233524), (10444, 1958076), (10479, 1951536), (11976, 1707594), (12208, 1675143), (13428, 1522948), (13734, 1489016), (13972, 1463652), (15666, 1305384), (15696, 1302889), (17904, 1142211), (17964, 1138396), (18312, 1116762), (20888, 979038), (20958, 975768), (23499, 870256), (23952, 853797), (26856, 761474), (27468, 744508), (27944, 731826), (31332, 652692), (31437, 650512), (35928, 569198), (36624, 558381), (40657, 502992), (41776, 489519), (41916, 487884), (46998, 435128), (53712, 380737), (54391, 375984), (54936, 372254), (55888, 365913), (62664, 326346), (62874, 325256), (71856, 284599), (81314, 251496), (83832, 243942), (93996, 217564), (108782, 187992), (109872, 186127), (121971, 167664), (125328, 163173), (125748, 162628)]