20120406576

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^2\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{379}}^1$

素因数の和:556

約数の個数: 240

約数和(自身を含む): 57284726400

約数和(自身を除く): 37164319824

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 43, 48, 51, 68, 86, 89, 102, 129, 136, 172, 178, 204, 258, 267, 272, 289, 344, 356, 379, 408, 516, 534, 578, 688, 712, 731, 758, 816, 867, 1032, 1068, 1137, 1156, 1424, 1462, 1513, 1516, 1734, 2064, 2136, 2193, 2274, 2312, 2924, 3026, 3032, 3468, 3827, 4272, 4386, 4539, 4548, 4624, 5848, 6052, 6064, 6443, 6936, 7654, 8772, 9078, 9096, 11481, 11696, 12104, 12427, 12886, 13872, 15308, 16297, 17544, 18156, 18192, 19329, 22962, 24208, 24854, 25721, 25772, 30616, 32594, 33731, 35088, 36312, 37281, 38658, 45924, 48891, 49708, 51442, 51544, 61232, 65059, 65188, 67462, 72624, 74562, 77163, 77316, 91848, 97782, 99416, 101193, 102884, 103088, 109531, 130118, 130376, 134924, 149124, 154326, 154632, 183696, 195177, 195564, 198832, 202386, 205768, 219062, 260236, 260752, 269848, 277049, 298248, 308652, 309264, 328593, 390354, 391128, 404772, 411536, 438124, 520472, 539696, 554098, 573427, 596496, 617304, 657186, 780708, 782256, 809544, 831147, 876248, 1040944, 1106003, 1108196, 1146854, 1234608, 1314372, 1450433, 1561416, 1619088, 1662294, 1720281, 1752496, 2212006, 2216392, 2293708, 2628744, 2900866, 3122832, 3318009, 3324588, 3440562, 4351299, 4424012, 4432784, 4587416, 4709833, 5257488, 5801732, 6636018, 6649176, 6881124, 8702598, 8848024, 9174832, 9419666, 9748259, 11603464, 13272036, 13298352, 13762248, 14129499, 17405196, 17696048, 18839332, 19496518, 23206928, 24657361, 26544072, 27524496, 28258998, 29244777, 34810392, 37678664, 38993036, 49314722, 53088144, 56517996, 58489554, 69620784, 73972083, 75357328, 77986072, 98629444, 113035992, 116979108, 147944166, 155972144, 197258888, 226071984, 233958216, 295888332, 394517776, 419175137, 467916432, 591776664, 838350274, 1183553328, 1257525411, 1676700548, 2515050822, 3353401096, 5030101644, 6706802192, 10060203288, 20120406576]

約数ペア:

[(1, 20120406576), (2, 10060203288), (3, 6706802192), (4, 5030101644), (6, 3353401096), (8, 2515050822), (12, 1676700548), (16, 1257525411), (17, 1183553328), (24, 838350274), (34, 591776664), (43, 467916432), (48, 419175137), (51, 394517776), (68, 295888332), (86, 233958216), (89, 226071984), (102, 197258888), (129, 155972144), (136, 147944166), (172, 116979108), (178, 113035992), (204, 98629444), (258, 77986072), (267, 75357328), (272, 73972083), (289, 69620784), (344, 58489554), (356, 56517996), (379, 53088144), (408, 49314722), (516, 38993036), (534, 37678664), (578, 34810392), (688, 29244777), (712, 28258998), (731, 27524496), (758, 26544072), (816, 24657361), (867, 23206928), (1032, 19496518), (1068, 18839332), (1137, 17696048), (1156, 17405196), (1424, 14129499), (1462, 13762248), (1513, 13298352), (1516, 13272036), (1734, 11603464), (2064, 9748259), (2136, 9419666), (2193, 9174832), (2274, 8848024), (2312, 8702598), (2924, 6881124), (3026, 6649176), (3032, 6636018), (3468, 5801732), (3827, 5257488), (4272, 4709833), (4386, 4587416), (4539, 4432784), (4548, 4424012), (4624, 4351299), (5848, 3440562), (6052, 3324588), (6064, 3318009), (6443, 3122832), (6936, 2900866), (7654, 2628744), (8772, 2293708), (9078, 2216392), (9096, 2212006), (11481, 1752496), (11696, 1720281), (12104, 1662294), (12427, 1619088), (12886, 1561416), (13872, 1450433), (15308, 1314372), (16297, 1234608), (17544, 1146854), (18156, 1108196), (18192, 1106003), (19329, 1040944), (22962, 876248), (24208, 831147), (24854, 809544), (25721, 782256), (25772, 780708), (30616, 657186), (32594, 617304), (33731, 596496), (35088, 573427), (36312, 554098), (37281, 539696), (38658, 520472), (45924, 438124), (48891, 411536), (49708, 404772), (51442, 391128), (51544, 390354), (61232, 328593), (65059, 309264), (65188, 308652), (67462, 298248), (72624, 277049), (74562, 269848), (77163, 260752), (77316, 260236), (91848, 219062), (97782, 205768), (99416, 202386), (101193, 198832), (102884, 195564), (103088, 195177), (109531, 183696), (130118, 154632), (130376, 154326), (134924, 149124)]