20687558320

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{491}}^1$

素因数の和:684

約数の個数: 320

約数和(自身を含む): 59036221440

約数和(自身を除く): 38348663120

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 29, 40, 44, 52, 55, 58, 65, 80, 88, 104, 110, 116, 127, 130, 143, 145, 176, 208, 220, 232, 254, 260, 286, 290, 319, 377, 440, 464, 491, 508, 520, 572, 580, 635, 638, 715, 754, 880, 982, 1016, 1040, 1144, 1160, 1270, 1276, 1397, 1430, 1508, 1595, 1651, 1885, 1964, 2032, 2288, 2320, 2455, 2540, 2552, 2794, 2860, 3016, 3190, 3302, 3683, 3770, 3928, 4147, 4910, 5080, 5104, 5401, 5588, 5720, 6032, 6380, 6383, 6604, 6985, 7366, 7540, 7856, 8255, 8294, 9820, 10160, 10802, 11176, 11440, 12760, 12766, 13208, 13970, 14239, 14732, 15080, 16510, 16588, 18161, 18415, 19640, 20735, 21604, 22352, 25520, 25532, 26416, 27005, 27940, 28478, 29464, 30160, 31915, 33020, 33176, 36322, 36830, 39280, 40513, 41470, 43208, 47879, 51064, 54010, 55880, 56956, 58928, 62357, 63830, 66040, 66352, 70213, 71195, 72644, 73660, 81026, 82940, 86416, 90805, 95758, 102128, 108020, 111760, 113912, 124714, 127660, 132080, 140426, 142390, 145288, 147320, 156629, 162052, 165880, 181610, 185107, 191516, 202565, 216040, 227824, 239395, 249428, 255320, 280852, 284780, 290576, 294640, 311785, 313258, 324104, 331760, 351065, 363220, 370214, 383032, 405130, 432080, 478790, 498856, 510640, 526669, 561704, 569560, 623570, 626516, 648208, 685927, 702130, 726440, 740428, 766064, 783145, 810260, 810641, 925535, 957580, 997712, 1053338, 1123408, 1139120, 1247140, 1253032, 1371854, 1404260, 1452880, 1480856, 1566290, 1620520, 1621282, 1808353, 1851070, 1915160, 2036177, 2106676, 2494280, 2506064, 2633345, 2743708, 2808520, 2961712, 3132580, 3241040, 3242564, 3429635, 3616706, 3702140, 3830320, 4053205, 4072354, 4213352, 4988560, 5266690, 5487416, 5617040, 6265160, 6485128, 6859270, 7233412, 7404280, 8106410, 8144708, 8426704, 8917051, 9041765, 10180885, 10533380, 10974832, 12530320, 12970256, 13718540, 14466824, 14808560, 16212820, 16289416, 17834102, 18083530, 19891883, 20361770, 21066760, 23508589, 27437080, 28933648, 32425640, 32578832, 35668204, 36167060, 39783766, 40723540, 42133520, 44585255, 47017178, 54874160, 64851280, 71336408, 72334120, 79567532, 81447080, 89170510, 94034356, 99459415, 117542945, 142672816, 144668240, 159135064, 162894160, 178341020, 188068712, 198918830, 235085890, 258594479, 318270128, 356682040, 376137424, 397837660, 470171780, 517188958, 713364080, 795675320, 940343560, 1034377916, 1292972395, 1591350640, 1880687120, 2068755832, 2585944790, 4137511664, 5171889580, 10343779160, 20687558320]

約数ペア:

[(1, 20687558320), (2, 10343779160), (4, 5171889580), (5, 4137511664), (8, 2585944790), (10, 2068755832), (11, 1880687120), (13, 1591350640), (16, 1292972395), (20, 1034377916), (22, 940343560), (26, 795675320), (29, 713364080), (40, 517188958), (44, 470171780), (52, 397837660), (55, 376137424), (58, 356682040), (65, 318270128), (80, 258594479), (88, 235085890), (104, 198918830), (110, 188068712), (116, 178341020), (127, 162894160), (130, 159135064), (143, 144668240), (145, 142672816), (176, 117542945), (208, 99459415), (220, 94034356), (232, 89170510), (254, 81447080), (260, 79567532), (286, 72334120), (290, 71336408), (319, 64851280), (377, 54874160), (440, 47017178), (464, 44585255), (491, 42133520), (508, 40723540), (520, 39783766), (572, 36167060), (580, 35668204), (635, 32578832), (638, 32425640), (715, 28933648), (754, 27437080), (880, 23508589), (982, 21066760), (1016, 20361770), (1040, 19891883), (1144, 18083530), (1160, 17834102), (1270, 16289416), (1276, 16212820), (1397, 14808560), (1430, 14466824), (1508, 13718540), (1595, 12970256), (1651, 12530320), (1885, 10974832), (1964, 10533380), (2032, 10180885), (2288, 9041765), (2320, 8917051), (2455, 8426704), (2540, 8144708), (2552, 8106410), (2794, 7404280), (2860, 7233412), (3016, 6859270), (3190, 6485128), (3302, 6265160), (3683, 5617040), (3770, 5487416), (3928, 5266690), (4147, 4988560), (4910, 4213352), (5080, 4072354), (5104, 4053205), (5401, 3830320), (5588, 3702140), (5720, 3616706), (6032, 3429635), (6380, 3242564), (6383, 3241040), (6604, 3132580), (6985, 2961712), (7366, 2808520), (7540, 2743708), (7856, 2633345), (8255, 2506064), (8294, 2494280), (9820, 2106676), (10160, 2036177), (10802, 1915160), (11176, 1851070), (11440, 1808353), (12760, 1621282), (12766, 1620520), (13208, 1566290), (13970, 1480856), (14239, 1452880), (14732, 1404260), (15080, 1371854), (16510, 1253032), (16588, 1247140), (18161, 1139120), (18415, 1123408), (19640, 1053338), (20735, 997712), (21604, 957580), (22352, 925535), (25520, 810641), (25532, 810260), (26416, 783145), (27005, 766064), (27940, 740428), (28478, 726440), (29464, 702130), (30160, 685927), (31915, 648208), (33020, 626516), (33176, 623570), (36322, 569560), (36830, 561704), (39280, 526669), (40513, 510640), (41470, 498856), (43208, 478790), (47879, 432080), (51064, 405130), (54010, 383032), (55880, 370214), (56956, 363220), (58928, 351065), (62357, 331760), (63830, 324104), (66040, 313258), (66352, 311785), (70213, 294640), (71195, 290576), (72644, 284780), (73660, 280852), (81026, 255320), (82940, 249428), (86416, 239395), (90805, 227824), (95758, 216040), (102128, 202565), (108020, 191516), (111760, 185107), (113912, 181610), (124714, 165880), (127660, 162052), (132080, 156629), (140426, 147320), (142390, 145288)]