281977920

素因数分解:

$2^6\times 3^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{197}}^1$

素因数の和:298

約数の個数: 336

約数和(自身を含む): 1129759488

約数和(自身を除く): 847781568

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 71, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 142, 144, 160, 168, 180, 192, 197, 210, 213, 224, 240, 252, 280, 284, 288, 315, 320, 336, 355, 360, 394, 420, 426, 448, 480, 497, 504, 560, 568, 576, 591, 630, 639, 672, 710, 720, 788, 840, 852, 960, 985, 994, 1008, 1065, 1120, 1136, 1182, 1260, 1278, 1344, 1379, 1420, 1440, 1491, 1576, 1680, 1704, 1773, 1970, 1988, 2016, 2130, 2240, 2272, 2364, 2485, 2520, 2556, 2758, 2840, 2880, 2955, 2982, 3152, 3195, 3360, 3408, 3546, 3940, 3976, 4032, 4137, 4260, 4473, 4544, 4728, 4970, 5040, 5112, 5516, 5680, 5910, 5964, 6304, 6390, 6720, 6816, 6895, 7092, 7455, 7880, 7952, 8274, 8520, 8865, 8946, 9456, 9940, 10080, 10224, 11032, 11360, 11820, 11928, 12411, 12608, 12780, 13632, 13790, 13987, 14184, 14910, 15760, 15904, 16548, 17040, 17730, 17892, 18912, 19880, 20160, 20448, 20685, 22064, 22365, 22720, 23640, 23856, 24822, 25560, 27580, 27974, 28368, 29820, 31520, 31808, 33096, 34080, 35460, 35784, 37824, 39760, 40896, 41370, 41961, 44128, 44730, 47280, 47712, 49644, 51120, 55160, 55948, 56736, 59640, 62055, 63040, 66192, 68160, 69935, 70920, 71568, 79520, 82740, 83922, 88256, 89460, 94560, 95424, 97909, 99288, 102240, 110320, 111896, 113472, 119280, 124110, 125883, 132384, 139870, 141840, 143136, 159040, 165480, 167844, 178920, 189120, 195818, 198576, 204480, 209805, 220640, 223792, 238560, 248220, 251766, 264768, 279740, 283680, 286272, 293727, 330960, 335688, 357840, 391636, 397152, 419610, 441280, 447584, 477120, 489545, 496440, 503532, 559480, 567360, 587454, 629415, 661920, 671376, 715680, 783272, 794304, 839220, 881181, 895168, 979090, 992880, 1007064, 1118960, 1174908, 1258830, 1323840, 1342752, 1431360, 1468635, 1566544, 1678440, 1762362, 1958180, 1985760, 2014128, 2237920, 2349816, 2517660, 2685504, 2937270, 3133088, 3356880, 3524724, 3916360, 3971520, 4028256, 4405905, 4475840, 4699632, 5035320, 5874540, 6266176, 6713760, 7049448, 7832720, 8056512, 8811810, 9399264, 10070640, 11749080, 13427520, 14098896, 15665440, 17623620, 18798528, 20141280, 23498160, 28197792, 31330880, 35247240, 40282560, 46996320, 56395584, 70494480, 93992640, 140988960, 281977920]

約数ペア:

[(1, 281977920), (2, 140988960), (3, 93992640), (4, 70494480), (5, 56395584), (6, 46996320), (7, 40282560), (8, 35247240), (9, 31330880), (10, 28197792), (12, 23498160), (14, 20141280), (15, 18798528), (16, 17623620), (18, 15665440), (20, 14098896), (21, 13427520), (24, 11749080), (28, 10070640), (30, 9399264), (32, 8811810), (35, 8056512), (36, 7832720), (40, 7049448), (42, 6713760), (45, 6266176), (48, 5874540), (56, 5035320), (60, 4699632), (63, 4475840), (64, 4405905), (70, 4028256), (71, 3971520), (72, 3916360), (80, 3524724), (84, 3356880), (90, 3133088), (96, 2937270), (105, 2685504), (112, 2517660), (120, 2349816), (126, 2237920), (140, 2014128), (142, 1985760), (144, 1958180), (160, 1762362), (168, 1678440), (180, 1566544), (192, 1468635), (197, 1431360), (210, 1342752), (213, 1323840), (224, 1258830), (240, 1174908), (252, 1118960), (280, 1007064), (284, 992880), (288, 979090), (315, 895168), (320, 881181), (336, 839220), (355, 794304), (360, 783272), (394, 715680), (420, 671376), (426, 661920), (448, 629415), (480, 587454), (497, 567360), (504, 559480), (560, 503532), (568, 496440), (576, 489545), (591, 477120), (630, 447584), (639, 441280), (672, 419610), (710, 397152), (720, 391636), (788, 357840), (840, 335688), (852, 330960), (960, 293727), (985, 286272), (994, 283680), (1008, 279740), (1065, 264768), (1120, 251766), (1136, 248220), (1182, 238560), (1260, 223792), (1278, 220640), (1344, 209805), (1379, 204480), (1420, 198576), (1440, 195818), (1491, 189120), (1576, 178920), (1680, 167844), (1704, 165480), (1773, 159040), (1970, 143136), (1988, 141840), (2016, 139870), (2130, 132384), (2240, 125883), (2272, 124110), (2364, 119280), (2485, 113472), (2520, 111896), (2556, 110320), (2758, 102240), (2840, 99288), (2880, 97909), (2955, 95424), (2982, 94560), (3152, 89460), (3195, 88256), (3360, 83922), (3408, 82740), (3546, 79520), (3940, 71568), (3976, 70920), (4032, 69935), (4137, 68160), (4260, 66192), (4473, 63040), (4544, 62055), (4728, 59640), (4970, 56736), (5040, 55948), (5112, 55160), (5516, 51120), (5680, 49644), (5910, 47712), (5964, 47280), (6304, 44730), (6390, 44128), (6720, 41961), (6816, 41370), (6895, 40896), (7092, 39760), (7455, 37824), (7880, 35784), (7952, 35460), (8274, 34080), (8520, 33096), (8865, 31808), (8946, 31520), (9456, 29820), (9940, 28368), (10080, 27974), (10224, 27580), (11032, 25560), (11360, 24822), (11820, 23856), (11928, 23640), (12411, 22720), (12608, 22365), (12780, 22064), (13632, 20685), (13790, 20448), (13987, 20160), (14184, 19880), (14910, 18912), (15760, 17892), (15904, 17730), (16548, 17040)]