1820105966080

素因数分解:

$2^9\times 5^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{419}}^1\times {\mathrm{431}}^1$

素因数の和:1031

約数の個数: 320

約数和(自身を含む): 4561628037120

約数和(自身を除く): 2741522071040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 127, 128, 155, 160, 248, 254, 256, 310, 320, 419, 431, 496, 508, 512, 620, 635, 640, 838, 862, 992, 1016, 1240, 1270, 1280, 1676, 1724, 1984, 2032, 2095, 2155, 2480, 2540, 2560, 3352, 3448, 3937, 3968, 4064, 4190, 4310, 4960, 5080, 6704, 6896, 7874, 7936, 8128, 8380, 8620, 9920, 10160, 12989, 13361, 13408, 13792, 15748, 15872, 16256, 16760, 17240, 19685, 19840, 20320, 25978, 26722, 26816, 27584, 31496, 32512, 33520, 34480, 39370, 39680, 40640, 51956, 53213, 53444, 53632, 54737, 55168, 62992, 64945, 65024, 66805, 67040, 68960, 78740, 79360, 81280, 103912, 106426, 106888, 107264, 109474, 110336, 125984, 129890, 133610, 134080, 137920, 157480, 162560, 180589, 207824, 212852, 213776, 214528, 218948, 220672, 251968, 259780, 266065, 267220, 268160, 273685, 275840, 314960, 325120, 361178, 415648, 425704, 427552, 437896, 503936, 519560, 532130, 534440, 536320, 547370, 551680, 629920, 722356, 831296, 851408, 855104, 875792, 902945, 1007872, 1039120, 1064260, 1068880, 1072640, 1094740, 1103360, 1259840, 1444712, 1649603, 1662592, 1696847, 1702816, 1710208, 1751584, 1805890, 2015744, 2078240, 2128520, 2137760, 2189480, 2519680, 2889424, 3299206, 3325184, 3393694, 3405632, 3420416, 3503168, 3611780, 4156480, 4257040, 4275520, 4378960, 5039360, 5598259, 5778848, 6598412, 6650368, 6787388, 6811264, 6840832, 7006336, 7223560, 8248015, 8312960, 8484235, 8514080, 8551040, 8757920, 10078720, 11196518, 11557696, 13196824, 13574776, 13622528, 14012672, 14447120, 16496030, 16625920, 16968470, 17028160, 17102080, 17515840, 22393036, 22934803, 23115392, 26393648, 27149552, 27245056, 27991295, 28025344, 28894240, 32992060, 33251840, 33936940, 34056320, 34204160, 35031680, 44786072, 45869606, 46230784, 52787296, 54299104, 55982590, 57788480, 65984120, 67873880, 68112640, 70063360, 89572144, 91739212, 92461568, 105574592, 108598208, 111965180, 114674015, 115576960, 131968240, 135747760, 136225280, 140126720, 179144288, 183478424, 211149184, 217196416, 223930360, 229348030, 231153920, 263936480, 271495520, 358288576, 366956848, 422298368, 434392832, 447860720, 458696060, 462307840, 527872960, 542991040, 710978893, 716577152, 733913696, 844596736, 868785664, 895721440, 917392120, 1055745920, 1085982080, 1421957786, 1433154304, 1467827392, 1791442880, 1834784240, 2111491840, 2171964160, 2843915572, 2866308608, 2935654784, 3554894465, 3582885760, 3669568480, 4222983680, 4343928320, 5687831144, 5871309568, 7109788930, 7165771520, 7339136960, 11375662288, 11742619136, 14219577860, 14331543040, 14678273920, 22751324576, 28439155720, 29356547840, 45502649152, 56878311440, 58713095680, 91005298304, 113756622880, 182010596608, 227513245760, 364021193216, 455026491520, 910052983040, 1820105966080]

約数ペア:

[(1, 1820105966080), (2, 910052983040), (4, 455026491520), (5, 364021193216), (8, 227513245760), (10, 182010596608), (16, 113756622880), (20, 91005298304), (31, 58713095680), (32, 56878311440), (40, 45502649152), (62, 29356547840), (64, 28439155720), (80, 22751324576), (124, 14678273920), (127, 14331543040), (128, 14219577860), (155, 11742619136), (160, 11375662288), (248, 7339136960), (254, 7165771520), (256, 7109788930), (310, 5871309568), (320, 5687831144), (419, 4343928320), (431, 4222983680), (496, 3669568480), (508, 3582885760), (512, 3554894465), (620, 2935654784), (635, 2866308608), (640, 2843915572), (838, 2171964160), (862, 2111491840), (992, 1834784240), (1016, 1791442880), (1240, 1467827392), (1270, 1433154304), (1280, 1421957786), (1676, 1085982080), (1724, 1055745920), (1984, 917392120), (2032, 895721440), (2095, 868785664), (2155, 844596736), (2480, 733913696), (2540, 716577152), (2560, 710978893), (3352, 542991040), (3448, 527872960), (3937, 462307840), (3968, 458696060), (4064, 447860720), (4190, 434392832), (4310, 422298368), (4960, 366956848), (5080, 358288576), (6704, 271495520), (6896, 263936480), (7874, 231153920), (7936, 229348030), (8128, 223930360), (8380, 217196416), (8620, 211149184), (9920, 183478424), (10160, 179144288), (12989, 140126720), (13361, 136225280), (13408, 135747760), (13792, 131968240), (15748, 115576960), (15872, 114674015), (16256, 111965180), (16760, 108598208), (17240, 105574592), (19685, 92461568), (19840, 91739212), (20320, 89572144), (25978, 70063360), (26722, 68112640), (26816, 67873880), (27584, 65984120), (31496, 57788480), (32512, 55982590), (33520, 54299104), (34480, 52787296), (39370, 46230784), (39680, 45869606), (40640, 44786072), (51956, 35031680), (53213, 34204160), (53444, 34056320), (53632, 33936940), (54737, 33251840), (55168, 32992060), (62992, 28894240), (64945, 28025344), (65024, 27991295), (66805, 27245056), (67040, 27149552), (68960, 26393648), (78740, 23115392), (79360, 22934803), (81280, 22393036), (103912, 17515840), (106426, 17102080), (106888, 17028160), (107264, 16968470), (109474, 16625920), (110336, 16496030), (125984, 14447120), (129890, 14012672), (133610, 13622528), (134080, 13574776), (137920, 13196824), (157480, 11557696), (162560, 11196518), (180589, 10078720), (207824, 8757920), (212852, 8551040), (213776, 8514080), (214528, 8484235), (218948, 8312960), (220672, 8248015), (251968, 7223560), (259780, 7006336), (266065, 6840832), (267220, 6811264), (268160, 6787388), (273685, 6650368), (275840, 6598412), (314960, 5778848), (325120, 5598259), (361178, 5039360), (415648, 4378960), (425704, 4275520), (427552, 4257040), (437896, 4156480), (503936, 3611780), (519560, 3503168), (532130, 3420416), (534440, 3405632), (536320, 3393694), (547370, 3325184), (551680, 3299206), (629920, 2889424), (722356, 2519680), (831296, 2189480), (851408, 2137760), (855104, 2128520), (875792, 2078240), (902945, 2015744), (1007872, 1805890), (1039120, 1751584), (1064260, 1710208), (1068880, 1702816), (1072640, 1696847), (1094740, 1662592), (1103360, 1649603), (1259840, 1444712)]