261293760

素因数分解:

$2^6\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{997}}^1$

素因数の和:1040

約数の個数: 336

約数和(自身を含む): 1107253056

約数和(自身を除く): 845959296

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 20, 21, 24, 26, 28, 30, 32, 35, 36, 39, 40, 42, 45, 48, 52, 56, 60, 63, 64, 65, 70, 72, 78, 80, 84, 90, 91, 96, 104, 105, 112, 117, 120, 126, 130, 140, 144, 156, 160, 168, 180, 182, 192, 195, 208, 210, 224, 234, 240, 252, 260, 273, 280, 288, 312, 315, 320, 336, 360, 364, 390, 416, 420, 448, 455, 468, 480, 504, 520, 546, 560, 576, 585, 624, 630, 672, 720, 728, 780, 819, 832, 840, 910, 936, 960, 997, 1008, 1040, 1092, 1120, 1170, 1248, 1260, 1344, 1365, 1440, 1456, 1560, 1638, 1680, 1820, 1872, 1994, 2016, 2080, 2184, 2240, 2340, 2496, 2520, 2730, 2880, 2912, 2991, 3120, 3276, 3360, 3640, 3744, 3988, 4032, 4095, 4160, 4368, 4680, 4985, 5040, 5460, 5824, 5982, 6240, 6552, 6720, 6979, 7280, 7488, 7976, 8190, 8736, 8973, 9360, 9970, 10080, 10920, 11964, 12480, 12961, 13104, 13958, 14560, 14955, 15952, 16380, 17472, 17946, 18720, 19940, 20160, 20937, 21840, 23928, 25922, 26208, 27916, 29120, 29910, 31904, 32760, 34895, 35892, 37440, 38883, 39880, 41874, 43680, 44865, 47856, 51844, 52416, 55832, 59820, 62811, 63808, 64805, 65520, 69790, 71784, 77766, 79760, 83748, 87360, 89730, 90727, 95712, 103688, 104685, 111664, 116649, 119640, 125622, 129610, 131040, 139580, 143568, 155532, 159520, 167496, 179460, 181454, 191424, 194415, 207376, 209370, 223328, 233298, 239280, 251244, 259220, 262080, 272181, 279160, 287136, 311064, 314055, 319040, 334992, 358920, 362908, 388830, 414752, 418740, 446656, 453635, 466596, 478560, 502488, 518440, 544362, 558320, 574272, 583245, 622128, 628110, 669984, 717840, 725816, 777660, 816543, 829504, 837480, 907270, 933192, 957120, 1004976, 1036880, 1088724, 1116640, 1166490, 1244256, 1256220, 1339968, 1360905, 1435680, 1451632, 1555320, 1633086, 1674960, 1814540, 1866384, 2009952, 2073760, 2177448, 2233280, 2332980, 2488512, 2512440, 2721810, 2871360, 2903264, 3110640, 3266172, 3349920, 3629080, 3732768, 4019904, 4082715, 4147520, 4354896, 4665960, 5024880, 5443620, 5806528, 6221280, 6532344, 6699840, 7258160, 7465536, 8165430, 8709792, 9331920, 10049760, 10887240, 12442560, 13064688, 14516320, 16330860, 17419584, 18663840, 20099520, 21774480, 26129376, 29032640, 32661720, 37327680, 43548960, 52258752, 65323440, 87097920, 130646880, 261293760]

約数ペア:

[(1, 261293760), (2, 130646880), (3, 87097920), (4, 65323440), (5, 52258752), (6, 43548960), (7, 37327680), (8, 32661720), (9, 29032640), (10, 26129376), (12, 21774480), (13, 20099520), (14, 18663840), (15, 17419584), (16, 16330860), (18, 14516320), (20, 13064688), (21, 12442560), (24, 10887240), (26, 10049760), (28, 9331920), (30, 8709792), (32, 8165430), (35, 7465536), (36, 7258160), (39, 6699840), (40, 6532344), (42, 6221280), (45, 5806528), (48, 5443620), (52, 5024880), (56, 4665960), (60, 4354896), (63, 4147520), (64, 4082715), (65, 4019904), (70, 3732768), (72, 3629080), (78, 3349920), (80, 3266172), (84, 3110640), (90, 2903264), (91, 2871360), (96, 2721810), (104, 2512440), (105, 2488512), (112, 2332980), (117, 2233280), (120, 2177448), (126, 2073760), (130, 2009952), (140, 1866384), (144, 1814540), (156, 1674960), (160, 1633086), (168, 1555320), (180, 1451632), (182, 1435680), (192, 1360905), (195, 1339968), (208, 1256220), (210, 1244256), (224, 1166490), (234, 1116640), (240, 1088724), (252, 1036880), (260, 1004976), (273, 957120), (280, 933192), (288, 907270), (312, 837480), (315, 829504), (320, 816543), (336, 777660), (360, 725816), (364, 717840), (390, 669984), (416, 628110), (420, 622128), (448, 583245), (455, 574272), (468, 558320), (480, 544362), (504, 518440), (520, 502488), (546, 478560), (560, 466596), (576, 453635), (585, 446656), (624, 418740), (630, 414752), (672, 388830), (720, 362908), (728, 358920), (780, 334992), (819, 319040), (832, 314055), (840, 311064), (910, 287136), (936, 279160), (960, 272181), (997, 262080), (1008, 259220), (1040, 251244), (1092, 239280), (1120, 233298), (1170, 223328), (1248, 209370), (1260, 207376), (1344, 194415), (1365, 191424), (1440, 181454), (1456, 179460), (1560, 167496), (1638, 159520), (1680, 155532), (1820, 143568), (1872, 139580), (1994, 131040), (2016, 129610), (2080, 125622), (2184, 119640), (2240, 116649), (2340, 111664), (2496, 104685), (2520, 103688), (2730, 95712), (2880, 90727), (2912, 89730), (2991, 87360), (3120, 83748), (3276, 79760), (3360, 77766), (3640, 71784), (3744, 69790), (3988, 65520), (4032, 64805), (4095, 63808), (4160, 62811), (4368, 59820), (4680, 55832), (4985, 52416), (5040, 51844), (5460, 47856), (5824, 44865), (5982, 43680), (6240, 41874), (6552, 39880), (6720, 38883), (6979, 37440), (7280, 35892), (7488, 34895), (7976, 32760), (8190, 31904), (8736, 29910), (8973, 29120), (9360, 27916), (9970, 26208), (10080, 25922), (10920, 23928), (11964, 21840), (12480, 20937), (12961, 20160), (13104, 19940), (13958, 18720), (14560, 17946), (14955, 17472), (15952, 16380)]