1981521360

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{593}}^1$

素因数の和:652

約数の個数: 640

約数和(自身を含む): 8909429760

約数和(自身を除く): 6927908400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 17, 18, 20, 21, 24, 26, 27, 28, 30, 34, 35, 36, 39, 40, 42, 45, 48, 51, 52, 54, 56, 60, 63, 65, 68, 70, 72, 78, 80, 84, 85, 90, 91, 102, 104, 105, 108, 112, 117, 119, 120, 126, 130, 135, 136, 140, 144, 153, 156, 168, 170, 180, 182, 189, 195, 204, 208, 210, 216, 221, 234, 238, 240, 252, 255, 260, 270, 272, 273, 280, 306, 312, 315, 336, 340, 351, 357, 360, 364, 378, 390, 408, 420, 432, 442, 455, 459, 468, 476, 504, 510, 520, 540, 546, 560, 585, 593, 595, 612, 624, 630, 663, 680, 702, 714, 720, 728, 756, 765, 780, 816, 819, 840, 884, 910, 918, 936, 945, 952, 1008, 1020, 1040, 1071, 1080, 1092, 1105, 1170, 1186, 1190, 1224, 1260, 1326, 1360, 1365, 1404, 1428, 1456, 1512, 1530, 1547, 1560, 1638, 1680, 1755, 1768, 1779, 1785, 1820, 1836, 1872, 1890, 1904, 1989, 2040, 2142, 2160, 2184, 2210, 2295, 2340, 2372, 2380, 2448, 2457, 2520, 2652, 2730, 2808, 2856, 2965, 3024, 3060, 3094, 3120, 3213, 3276, 3315, 3510, 3536, 3558, 3570, 3640, 3672, 3780, 3978, 4080, 4095, 4151, 4284, 4368, 4420, 4590, 4641, 4680, 4744, 4760, 4914, 5040, 5304, 5337, 5355, 5460, 5616, 5712, 5930, 5967, 6120, 6188, 6426, 6552, 6630, 7020, 7116, 7140, 7280, 7344, 7560, 7709, 7735, 7956, 8190, 8302, 8568, 8840, 8895, 9180, 9282, 9360, 9488, 9520, 9828, 9945, 10081, 10608, 10674, 10710, 10920, 11860, 11934, 12240, 12285, 12376, 12453, 12852, 13104, 13260, 13923, 14040, 14232, 14280, 15120, 15418, 15470, 15912, 16011, 16065, 16380, 16604, 17136, 17680, 17790, 18360, 18564, 19656, 19890, 20162, 20755, 21348, 21420, 21840, 23127, 23205, 23720, 23868, 24570, 24752, 24906, 25704, 26520, 26685, 27846, 28080, 28464, 28560, 29835, 30243, 30836, 30940, 31824, 32022, 32130, 32760, 33208, 35580, 36720, 37128, 37359, 38545, 39312, 39780, 40324, 41510, 41769, 42696, 42840, 46254, 46410, 47440, 47736, 49140, 49812, 50405, 51408, 53040, 53370, 53963, 55692, 59670, 60486, 61672, 61880, 62265, 64044, 64260, 65520, 66416, 69381, 69615, 70567, 71160, 74256, 74718, 77090, 79560, 80055, 80648, 83020, 83538, 85392, 85680, 90729, 92508, 92820, 95472, 98280, 99624, 100810, 106740, 107926, 111384, 112077, 115635, 119340, 120972, 123344, 123760, 124530, 128088, 128520, 131053, 138762, 139230, 141134, 142320, 149436, 151215, 154180, 159120, 160110, 161296, 161889, 166040, 167076, 181458, 185016, 185640, 186795, 196560, 199248, 201620, 208143, 208845, 211701, 213480, 215852, 222768, 224154, 231270, 238680, 241944, 249060, 256176, 257040, 262106, 269815, 272187, 277524, 278460, 282268, 298872, 302430, 308360, 320220, 323778, 332080, 334152, 346905, 352835, 362916, 370032, 371280, 373590, 393159, 403240, 416286, 417690, 423402, 426960, 431704, 448308, 453645, 462540, 477360, 483888, 485667, 498120, 524212, 539630, 544374, 555048, 556920, 560385, 564536, 597744, 604860, 616720, 635103, 640440, 647556, 655265, 668304, 693810, 705670, 725832, 747180, 786318, 806480, 809445, 832572, 835380, 846804, 863408, 896616, 907290, 917371, 925080, 971334, 996240, 1040715, 1048424, 1058505, 1079260, 1088748, 1110096, 1113840, 1120770, 1129072, 1179477, 1209720, 1270206, 1280880, 1295112, 1310530, 1360935, 1387620, 1411340, 1451664, 1457001, 1494360, 1572636, 1618890, 1665144, 1670760, 1693608, 1793232, 1814580, 1834742, 1850160, 1905309, 1942668, 1965795, 2081430, 2096848, 2117010, 2158520, 2177496, 2241540, 2358954, 2419440, 2428335, 2540412, 2590224, 2621060, 2721870, 2752113, 2775240, 2822680, 2914002, 2988720, 3145272, 3175515, 3237780, 3330288, 3341520, 3387216, 3538431, 3629160, 3669484, 3810618, 3885336, 3931590, 4162860, 4234020, 4317040, 4354992, 4483080, 4586855, 4717908, 4856670, 5080824, 5242120, 5443740, 5504226, 5550480, 5645360, 5828004, 5897385, 6290544, 6351030, 6475560, 7076862, 7258320, 7285005, 7338968, 7621236, 7770672, 7863180, 8256339, 8325720, 8468040, 8966160, 9173710, 9435816, 9526545, 9713340, 10161648, 10484240, 10887480, 11008452, 11656008, 11794770, 12702060, 12951120, 13760565, 14153724, 14570010, 14677936, 15242472, 15726360, 16512678, 16651440, 16936080, 17692155, 18347420, 18871632, 19053090, 19426680, 21774960, 22016904, 23312016, 23589540, 24769017, 25404120, 27521130, 28307448, 29140020, 30484944, 31452720, 33025356, 35384310, 36694840, 38106180, 38853360, 41281695, 44033808, 47179080, 49538034, 50808240, 55042260, 56614896, 58280040, 66050712, 70768620, 73389680, 76212360, 82563390, 94358160, 99076068, 110084520, 116560080, 123845085, 132101424, 141537240, 152424720, 165126780, 198152136, 220169040, 247690170, 283074480, 330253560, 396304272, 495380340, 660507120, 990760680, 1981521360]

約数ペア:

[(1, 1981521360), (2, 990760680), (3, 660507120), (4, 495380340), (5, 396304272), (6, 330253560), (7, 283074480), (8, 247690170), (9, 220169040), (10, 198152136), (12, 165126780), (13, 152424720), (14, 141537240), (15, 132101424), (16, 123845085), (17, 116560080), (18, 110084520), (20, 99076068), (21, 94358160), (24, 82563390), (26, 76212360), (27, 73389680), (28, 70768620), (30, 66050712), (34, 58280040), (35, 56614896), (36, 55042260), (39, 50808240), (40, 49538034), (42, 47179080), (45, 44033808), (48, 41281695), (51, 38853360), (52, 38106180), (54, 36694840), (56, 35384310), (60, 33025356), (63, 31452720), (65, 30484944), (68, 29140020), (70, 28307448), (72, 27521130), (78, 25404120), (80, 24769017), (84, 23589540), (85, 23312016), (90, 22016904), (91, 21774960), (102, 19426680), (104, 19053090), (105, 18871632), (108, 18347420), (112, 17692155), (117, 16936080), (119, 16651440), (120, 16512678), (126, 15726360), (130, 15242472), (135, 14677936), (136, 14570010), (140, 14153724), (144, 13760565), (153, 12951120), (156, 12702060), (168, 11794770), (170, 11656008), (180, 11008452), (182, 10887480), (189, 10484240), (195, 10161648), (204, 9713340), (208, 9526545), (210, 9435816), (216, 9173710), (221, 8966160), (234, 8468040), (238, 8325720), (240, 8256339), (252, 7863180), (255, 7770672), (260, 7621236), (270, 7338968), (272, 7285005), (273, 7258320), (280, 7076862), (306, 6475560), (312, 6351030), (315, 6290544), (336, 5897385), (340, 5828004), (351, 5645360), (357, 5550480), (360, 5504226), (364, 5443740), (378, 5242120), (390, 5080824), (408, 4856670), (420, 4717908), (432, 4586855), (442, 4483080), (455, 4354992), (459, 4317040), (468, 4234020), (476, 4162860), (504, 3931590), (510, 3885336), (520, 3810618), (540, 3669484), (546, 3629160), (560, 3538431), (585, 3387216), (593, 3341520), (595, 3330288), (612, 3237780), (624, 3175515), (630, 3145272), (663, 2988720), (680, 2914002), (702, 2822680), (714, 2775240), (720, 2752113), (728, 2721870), (756, 2621060), (765, 2590224), (780, 2540412), (816, 2428335), (819, 2419440), (840, 2358954), (884, 2241540), (910, 2177496), (918, 2158520), (936, 2117010), (945, 2096848), (952, 2081430), (1008, 1965795), (1020, 1942668), (1040, 1905309), (1071, 1850160), (1080, 1834742), (1092, 1814580), (1105, 1793232), (1170, 1693608), (1186, 1670760), (1190, 1665144), (1224, 1618890), (1260, 1572636), (1326, 1494360), (1360, 1457001), (1365, 1451664), (1404, 1411340), (1428, 1387620), (1456, 1360935), (1512, 1310530), (1530, 1295112), (1547, 1280880), (1560, 1270206), (1638, 1209720), (1680, 1179477), (1755, 1129072), (1768, 1120770), (1779, 1113840), (1785, 1110096), (1820, 1088748), (1836, 1079260), (1872, 1058505), (1890, 1048424), (1904, 1040715), (1989, 996240), (2040, 971334), (2142, 925080), (2160, 917371), (2184, 907290), (2210, 896616), (2295, 863408), (2340, 846804), (2372, 835380), (2380, 832572), (2448, 809445), (2457, 806480), (2520, 786318), (2652, 747180), (2730, 725832), (2808, 705670), (2856, 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(9945, 199248), (10081, 196560), (10608, 186795), (10674, 185640), (10710, 185016), (10920, 181458), (11860, 167076), (11934, 166040), (12240, 161889), (12285, 161296), (12376, 160110), (12453, 159120), (12852, 154180), (13104, 151215), (13260, 149436), (13923, 142320), (14040, 141134), (14232, 139230), (14280, 138762), (15120, 131053), (15418, 128520), (15470, 128088), (15912, 124530), (16011, 123760), (16065, 123344), (16380, 120972), (16604, 119340), (17136, 115635), (17680, 112077), (17790, 111384), (18360, 107926), (18564, 106740), (19656, 100810), (19890, 99624), (20162, 98280), (20755, 95472), (21348, 92820), (21420, 92508), (21840, 90729), (23127, 85680), (23205, 85392), (23720, 83538), (23868, 83020), (24570, 80648), (24752, 80055), (24906, 79560), (25704, 77090), (26520, 74718), (26685, 74256), (27846, 71160), (28080, 70567), (28464, 69615), (28560, 69381), (29835, 66416), (30243, 65520), (30836, 64260), (30940, 64044), (31824, 62265), (32022, 61880), (32130, 61672), (32760, 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