261759960

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1$

素因数の和:132

約数の個数: 576

約数和(自身を含む): 1152403200

約数和(自身を除く): 890643240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 18, 19, 20, 21, 22, 24, 28, 30, 33, 35, 36, 38, 40, 42, 44, 45, 49, 55, 56, 57, 60, 63, 66, 70, 71, 72, 76, 77, 84, 88, 90, 95, 98, 99, 105, 110, 114, 120, 126, 132, 133, 140, 142, 147, 152, 154, 165, 168, 171, 180, 190, 196, 198, 209, 210, 213, 220, 228, 231, 245, 252, 264, 266, 280, 284, 285, 294, 308, 315, 330, 342, 355, 360, 380, 385, 392, 396, 399, 418, 420, 426, 440, 441, 456, 462, 490, 495, 497, 504, 532, 539, 568, 570, 588, 616, 627, 630, 639, 660, 665, 684, 693, 710, 735, 760, 770, 781, 792, 798, 836, 840, 852, 855, 882, 924, 931, 980, 990, 994, 1045, 1064, 1065, 1078, 1140, 1155, 1176, 1197, 1254, 1260, 1278, 1320, 1330, 1349, 1368, 1386, 1420, 1463, 1470, 1491, 1540, 1562, 1596, 1617, 1672, 1704, 1710, 1764, 1848, 1862, 1881, 1960, 1980, 1988, 1995, 2090, 2130, 2156, 2205, 2280, 2310, 2343, 2394, 2485, 2508, 2520, 2556, 2660, 2695, 2698, 2772, 2793, 2840, 2926, 2940, 2982, 3080, 3124, 3135, 3192, 3195, 3234, 3420, 3465, 3479, 3528, 3724, 3762, 3905, 3960, 3976, 3990, 4047, 4180, 4260, 4312, 4389, 4410, 4473, 4620, 4655, 4686, 4788, 4851, 4970, 5016, 5112, 5320, 5390, 5396, 5467, 5544, 5586, 5852, 5880, 5964, 5985, 6248, 6270, 6390, 6468, 6745, 6840, 6930, 6958, 7029, 7315, 7448, 7455, 7524, 7810, 7980, 8085, 8094, 8360, 8379, 8520, 8778, 8820, 8946, 9240, 9310, 9372, 9405, 9443, 9576, 9702, 9940, 10241, 10437, 10780, 10792, 10934, 11172, 11704, 11715, 11928, 11970, 12141, 12540, 12780, 12936, 13167, 13490, 13860, 13916, 13965, 14058, 14630, 14839, 14910, 15048, 15620, 15960, 16170, 16188, 16401, 16758, 17395, 17556, 17640, 17892, 18620, 18744, 18810, 18886, 19404, 19880, 20235, 20482, 20874, 21560, 21868, 21945, 22344, 22365, 23430, 23940, 24255, 24282, 25080, 25560, 26334, 26980, 27335, 27720, 27832, 27930, 28116, 28329, 29260, 29678, 29820, 30723, 31240, 31311, 32340, 32376, 32802, 33516, 34790, 35112, 35145, 35784, 37240, 37620, 37772, 38269, 38808, 40470, 40964, 41748, 41895, 43736, 43890, 44517, 44730, 46860, 47215, 47880, 48510, 48564, 49203, 51205, 52185, 52668, 53960, 54670, 55860, 56232, 56658, 58520, 59356, 59640, 60705, 61446, 62622, 64680, 65604, 65835, 66101, 67032, 69580, 70290, 74195, 75240, 75544, 76538, 80940, 81928, 82005, 83496, 83790, 84987, 87780, 89034, 89460, 92169, 93720, 94430, 97020, 97128, 98406, 102410, 103873, 104370, 105336, 109340, 111720, 113316, 114807, 118712, 121410, 122892, 125244, 131208, 131670, 132202, 133551, 139160, 140580, 141645, 148390, 153076, 153615, 156555, 161880, 164010, 167580, 169974, 175560, 178068, 178920, 184338, 188860, 191345, 194040, 196812, 198303, 204820, 207746, 208740, 218680, 222585, 226632, 229614, 242820, 245784, 246015, 250488, 263340, 264404, 267102, 281160, 283290, 296780, 306152, 307230, 311619, 313110, 328020, 330505, 335160, 339948, 344421, 356136, 368676, 377720, 382690, 393624, 396606, 409640, 415492, 417480, 424935, 445170, 459228, 460845, 485640, 492030, 519365, 526680, 528808, 534204, 566580, 574035, 593560, 594909, 614460, 623238, 626220, 656040, 661010, 667755, 679896, 688842, 727111, 737352, 765380, 793212, 830984, 849870, 890340, 918456, 921690, 934857, 984060, 991515, 1038730, 1068408, 1133160, 1148070, 1189818, 1228920, 1246476, 1252440, 1322020, 1335510, 1377684, 1454222, 1530760, 1558095, 1586424, 1699740, 1722105, 1780680, 1843380, 1869714, 1968120, 1983030, 2077460, 2181333, 2296140, 2379636, 2492952, 2644040, 2671020, 2755368, 2908444, 2974545, 3116190, 3399480, 3444210, 3635555, 3686760, 3739428, 3966060, 4154920, 4362666, 4592280, 4674285, 4759272, 5342040, 5816888, 5949090, 6232380, 6543999, 6888420, 7271110, 7478856, 7932120, 8725332, 9348570, 10906665, 11898180, 12464760, 13087998, 13776840, 14542220, 17450664, 18697140, 21813330, 23796360, 26175996, 29084440, 32719995, 37394280, 43626660, 52351992, 65439990, 87253320, 130879980, 261759960]

約数ペア:

[(1, 261759960), (2, 130879980), (3, 87253320), (4, 65439990), (5, 52351992), (6, 43626660), (7, 37394280), (8, 32719995), (9, 29084440), (10, 26175996), (11, 23796360), (12, 21813330), (14, 18697140), (15, 17450664), (18, 14542220), (19, 13776840), (20, 13087998), (21, 12464760), (22, 11898180), (24, 10906665), (28, 9348570), (30, 8725332), (33, 7932120), (35, 7478856), (36, 7271110), (38, 6888420), (40, 6543999), (42, 6232380), (44, 5949090), (45, 5816888), (49, 5342040), (55, 4759272), (56, 4674285), (57, 4592280), (60, 4362666), (63, 4154920), (66, 3966060), (70, 3739428), (71, 3686760), (72, 3635555), (76, 3444210), (77, 3399480), (84, 3116190), (88, 2974545), (90, 2908444), (95, 2755368), (98, 2671020), (99, 2644040), (105, 2492952), (110, 2379636), (114, 2296140), (120, 2181333), (126, 2077460), (132, 1983030), (133, 1968120), (140, 1869714), (142, 1843380), (147, 1780680), (152, 1722105), (154, 1699740), (165, 1586424), (168, 1558095), (171, 1530760), (180, 1454222), (190, 1377684), (196, 1335510), (198, 1322020), (209, 1252440), (210, 1246476), (213, 1228920), (220, 1189818), (228, 1148070), (231, 1133160), (245, 1068408), (252, 1038730), (264, 991515), (266, 984060), (280, 934857), (284, 921690), (285, 918456), (294, 890340), (308, 849870), (315, 830984), (330, 793212), (342, 765380), (355, 737352), (360, 727111), (380, 688842), (385, 679896), (392, 667755), (396, 661010), (399, 656040), (418, 626220), (420, 623238), (426, 614460), (440, 594909), (441, 593560), (456, 574035), (462, 566580), (490, 534204), (495, 528808), (497, 526680), (504, 519365), (532, 492030), (539, 485640), (568, 460845), (570, 459228), (588, 445170), (616, 424935), (627, 417480), (630, 415492), (639, 409640), (660, 396606), (665, 393624), (684, 382690), (693, 377720), (710, 368676), (735, 356136), (760, 344421), (770, 339948), (781, 335160), (792, 330505), (798, 328020), (836, 313110), (840, 311619), (852, 307230), (855, 306152), (882, 296780), (924, 283290), (931, 281160), (980, 267102), (990, 264404), (994, 263340), (1045, 250488), (1064, 246015), (1065, 245784), (1078, 242820), (1140, 229614), (1155, 226632), (1176, 222585), (1197, 218680), (1254, 208740), (1260, 207746), (1278, 204820), (1320, 198303), (1330, 196812), (1349, 194040), (1368, 191345), (1386, 188860), (1420, 184338), (1463, 178920), (1470, 178068), (1491, 175560), (1540, 169974), (1562, 167580), (1596, 164010), (1617, 161880), (1672, 156555), (1704, 153615), (1710, 153076), (1764, 148390), (1848, 141645), (1862, 140580), (1881, 139160), (1960, 133551), (1980, 132202), (1988, 131670), (1995, 131208), (2090, 125244), (2130, 122892), (2156, 121410), (2205, 118712), (2280, 114807), (2310, 113316), (2343, 111720), (2394, 109340), (2485, 105336), (2508, 104370), (2520, 103873), (2556, 102410), (2660, 98406), (2695, 97128), (2698, 97020), (2772, 94430), (2793, 93720), (2840, 92169), (2926, 89460), (2940, 89034), (2982, 87780), (3080, 84987), (3124, 83790), (3135, 83496), (3192, 82005), (3195, 81928), (3234, 80940), (3420, 76538), (3465, 75544), (3479, 75240), (3528, 74195), (3724, 70290), (3762, 69580), (3905, 67032), (3960, 66101), (3976, 65835), (3990, 65604), (4047, 64680), (4180, 62622), (4260, 61446), (4312, 60705), (4389, 59640), (4410, 59356), (4473, 58520), (4620, 56658), (4655, 56232), (4686, 55860), (4788, 54670), (4851, 53960), (4970, 52668), (5016, 52185), (5112, 51205), (5320, 49203), (5390, 48564), (5396, 48510), (5467, 47880), (5544, 47215), (5586, 46860), (5852, 44730), (5880, 44517), (5964, 43890), (5985, 43736), (6248, 41895), (6270, 41748), (6390, 40964), (6468, 40470), (6745, 38808), (6840, 38269), (6930, 37772), (6958, 37620), (7029, 37240), (7315, 35784), (7448, 35145), (7455, 35112), (7524, 34790), (7810, 33516), (7980, 32802), (8085, 32376), (8094, 32340), (8360, 31311), (8379, 31240), (8520, 30723), (8778, 29820), (8820, 29678), (8946, 29260), (9240, 28329), (9310, 28116), (9372, 27930), (9405, 27832), (9443, 27720), (9576, 27335), (9702, 26980), (9940, 26334), (10241, 25560), (10437, 25080), (10780, 24282), (10792, 24255), (10934, 23940), (11172, 23430), (11704, 22365), (11715, 22344), (11928, 21945), (11970, 21868), (12141, 21560), (12540, 20874), (12780, 20482), (12936, 20235), (13167, 19880), (13490, 19404), (13860, 18886), (13916, 18810), (13965, 18744), (14058, 18620), (14630, 17892), (14839, 17640), (14910, 17556), (15048, 17395), (15620, 16758), (15960, 16401), (16170, 16188)]