20407897008

素因数分解:

$2^4\times 3^2\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{281}}^1\times {\mathrm{317}}^1$

素因数の和:692

約数の個数: 240

約数和(自身を含む): 60425123616

約数和(自身を除く): 40017226608

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 37, 43, 48, 72, 74, 86, 111, 129, 144, 148, 172, 222, 258, 281, 296, 317, 333, 344, 387, 444, 516, 562, 592, 634, 666, 688, 774, 843, 888, 951, 1032, 1124, 1268, 1332, 1548, 1591, 1686, 1776, 1902, 2064, 2248, 2529, 2536, 2664, 2853, 3096, 3182, 3372, 3804, 4496, 4773, 5058, 5072, 5328, 5706, 6192, 6364, 6744, 7608, 9546, 10116, 10397, 11412, 11729, 12083, 12728, 13488, 13631, 14319, 15216, 19092, 20232, 20794, 22824, 23458, 24166, 25456, 27262, 28638, 31191, 35187, 36249, 38184, 40464, 40893, 41588, 45648, 46916, 48332, 54524, 57276, 62382, 70374, 72498, 76368, 81786, 83176, 89077, 93573, 93832, 96664, 105561, 108747, 109048, 114552, 122679, 124764, 140748, 144996, 163572, 166352, 178154, 187146, 187664, 193328, 211122, 217494, 218096, 229104, 245358, 249528, 267231, 281496, 289992, 327144, 356308, 374292, 422244, 434988, 447071, 490716, 499056, 504347, 534462, 562992, 579984, 654288, 712616, 748584, 801693, 844488, 869976, 894142, 981432, 1008694, 1068924, 1341213, 1425232, 1497168, 1513041, 1603386, 1688976, 1739952, 1788284, 1962864, 2017388, 2137848, 2682426, 3026082, 3206772, 3295849, 3576568, 3830311, 4023639, 4034776, 4275696, 4539123, 5364852, 6052164, 6413544, 6591698, 7153136, 7660622, 8047278, 8069552, 9078246, 9887547, 10729704, 11490933, 12104328, 12827088, 13183396, 15321244, 16094556, 18156492, 19775094, 21459408, 22981866, 24208656, 26366792, 29662641, 30642488, 32189112, 34472799, 36312984, 39550188, 45963732, 52733584, 59325282, 61284976, 64378224, 68945598, 72625968, 79100376, 91927464, 118650564, 137891196, 141721507, 158200752, 183854928, 237301128, 275782392, 283443014, 425164521, 474602256, 551564784, 566886028, 850329042, 1133772056, 1275493563, 1700658084, 2267544112, 2550987126, 3401316168, 5101974252, 6802632336, 10203948504, 20407897008]

約数ペア:

[(1, 20407897008), (2, 10203948504), (3, 6802632336), (4, 5101974252), (6, 3401316168), (8, 2550987126), (9, 2267544112), (12, 1700658084), (16, 1275493563), (18, 1133772056), (24, 850329042), (36, 566886028), (37, 551564784), (43, 474602256), (48, 425164521), (72, 283443014), (74, 275782392), (86, 237301128), (111, 183854928), (129, 158200752), (144, 141721507), (148, 137891196), (172, 118650564), (222, 91927464), (258, 79100376), (281, 72625968), (296, 68945598), (317, 64378224), (333, 61284976), (344, 59325282), (387, 52733584), (444, 45963732), (516, 39550188), (562, 36312984), (592, 34472799), (634, 32189112), (666, 30642488), (688, 29662641), (774, 26366792), (843, 24208656), (888, 22981866), (951, 21459408), (1032, 19775094), (1124, 18156492), (1268, 16094556), (1332, 15321244), (1548, 13183396), (1591, 12827088), (1686, 12104328), (1776, 11490933), (1902, 10729704), (2064, 9887547), (2248, 9078246), (2529, 8069552), (2536, 8047278), (2664, 7660622), (2853, 7153136), (3096, 6591698), (3182, 6413544), (3372, 6052164), (3804, 5364852), (4496, 4539123), (4773, 4275696), (5058, 4034776), (5072, 4023639), (5328, 3830311), (5706, 3576568), (6192, 3295849), (6364, 3206772), (6744, 3026082), (7608, 2682426), (9546, 2137848), (10116, 2017388), (10397, 1962864), (11412, 1788284), (11729, 1739952), (12083, 1688976), (12728, 1603386), (13488, 1513041), (13631, 1497168), (14319, 1425232), (15216, 1341213), (19092, 1068924), (20232, 1008694), (20794, 981432), (22824, 894142), (23458, 869976), (24166, 844488), (25456, 801693), (27262, 748584), (28638, 712616), (31191, 654288), (35187, 579984), (36249, 562992), (38184, 534462), (40464, 504347), (40893, 499056), (41588, 490716), (45648, 447071), (46916, 434988), (48332, 422244), (54524, 374292), (57276, 356308), (62382, 327144), (70374, 289992), (72498, 281496), (76368, 267231), (81786, 249528), (83176, 245358), (89077, 229104), (93573, 218096), (93832, 217494), (96664, 211122), (105561, 193328), (108747, 187664), (109048, 187146), (114552, 178154), (122679, 166352), (124764, 163572), (140748, 144996)]