281364480

素因数分解:

$2^{11}\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:147

約数の個数: 288

約数和(自身を含む): 1011890880

約数和(自身を除く): 730526400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 43, 45, 48, 60, 64, 71, 72, 80, 86, 90, 96, 120, 128, 129, 142, 144, 160, 172, 180, 192, 213, 215, 240, 256, 258, 284, 288, 320, 344, 355, 360, 384, 387, 426, 430, 480, 512, 516, 568, 576, 639, 640, 645, 688, 710, 720, 768, 774, 852, 860, 960, 1024, 1032, 1065, 1136, 1152, 1278, 1280, 1290, 1376, 1420, 1440, 1536, 1548, 1704, 1720, 1920, 1935, 2048, 2064, 2130, 2272, 2304, 2556, 2560, 2580, 2752, 2840, 2880, 3053, 3072, 3096, 3195, 3408, 3440, 3840, 3870, 4128, 4260, 4544, 4608, 5112, 5120, 5160, 5504, 5680, 5760, 6106, 6144, 6192, 6390, 6816, 6880, 7680, 7740, 8256, 8520, 9088, 9159, 9216, 10224, 10240, 10320, 11008, 11360, 11520, 12212, 12384, 12780, 13632, 13760, 15265, 15360, 15480, 16512, 17040, 18176, 18318, 18432, 20448, 20640, 22016, 22720, 23040, 24424, 24768, 25560, 27264, 27477, 27520, 30530, 30720, 30960, 33024, 34080, 36352, 36636, 40896, 41280, 44032, 45440, 45795, 46080, 48848, 49536, 51120, 54528, 54954, 55040, 61060, 61920, 66048, 68160, 72704, 73272, 81792, 82560, 88064, 90880, 91590, 92160, 97696, 99072, 102240, 109056, 109908, 110080, 122120, 123840, 132096, 136320, 137385, 145408, 146544, 163584, 165120, 181760, 183180, 195392, 198144, 204480, 218112, 219816, 220160, 244240, 247680, 264192, 272640, 274770, 293088, 327168, 330240, 363520, 366360, 390784, 396288, 408960, 436224, 439632, 440320, 488480, 495360, 545280, 549540, 586176, 654336, 660480, 727040, 732720, 781568, 792576, 817920, 879264, 976960, 990720, 1090560, 1099080, 1172352, 1308672, 1320960, 1465440, 1563136, 1635840, 1758528, 1953920, 1981440, 2181120, 2198160, 2344704, 2930880, 3126272, 3271680, 3517056, 3907840, 3962880, 4396320, 4689408, 5861760, 6252544, 6543360, 7034112, 7815680, 8792640, 9378816, 11723520, 14068224, 15631360, 17585280, 18757632, 23447040, 28136448, 31262720, 35170560, 46894080, 56272896, 70341120, 93788160, 140682240, 281364480]

約数ペア:

[(1, 281364480), (2, 140682240), (3, 93788160), (4, 70341120), (5, 56272896), (6, 46894080), (8, 35170560), (9, 31262720), (10, 28136448), (12, 23447040), (15, 18757632), (16, 17585280), (18, 15631360), (20, 14068224), (24, 11723520), (30, 9378816), (32, 8792640), (36, 7815680), (40, 7034112), (43, 6543360), (45, 6252544), (48, 5861760), (60, 4689408), (64, 4396320), (71, 3962880), (72, 3907840), (80, 3517056), (86, 3271680), (90, 3126272), (96, 2930880), (120, 2344704), (128, 2198160), (129, 2181120), (142, 1981440), (144, 1953920), (160, 1758528), (172, 1635840), (180, 1563136), (192, 1465440), (213, 1320960), (215, 1308672), (240, 1172352), (256, 1099080), (258, 1090560), (284, 990720), (288, 976960), (320, 879264), (344, 817920), (355, 792576), (360, 781568), (384, 732720), (387, 727040), (426, 660480), (430, 654336), (480, 586176), (512, 549540), (516, 545280), (568, 495360), (576, 488480), (639, 440320), (640, 439632), (645, 436224), (688, 408960), (710, 396288), (720, 390784), (768, 366360), (774, 363520), (852, 330240), (860, 327168), (960, 293088), (1024, 274770), (1032, 272640), (1065, 264192), (1136, 247680), (1152, 244240), (1278, 220160), (1280, 219816), (1290, 218112), (1376, 204480), (1420, 198144), (1440, 195392), (1536, 183180), (1548, 181760), (1704, 165120), (1720, 163584), (1920, 146544), (1935, 145408), (2048, 137385), (2064, 136320), (2130, 132096), (2272, 123840), (2304, 122120), (2556, 110080), (2560, 109908), (2580, 109056), (2752, 102240), (2840, 99072), (2880, 97696), (3053, 92160), (3072, 91590), (3096, 90880), (3195, 88064), (3408, 82560), (3440, 81792), (3840, 73272), (3870, 72704), (4128, 68160), (4260, 66048), (4544, 61920), (4608, 61060), (5112, 55040), (5120, 54954), (5160, 54528), (5504, 51120), (5680, 49536), (5760, 48848), (6106, 46080), (6144, 45795), (6192, 45440), (6390, 44032), (6816, 41280), (6880, 40896), (7680, 36636), (7740, 36352), (8256, 34080), (8520, 33024), (9088, 30960), (9159, 30720), (9216, 30530), (10224, 27520), (10240, 27477), (10320, 27264), (11008, 25560), (11360, 24768), (11520, 24424), (12212, 23040), (12384, 22720), (12780, 22016), (13632, 20640), (13760, 20448), (15265, 18432), (15360, 18318), (15480, 18176), (16512, 17040)]