12721386240

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{499}}^1\times {\mathrm{2213}}^1$

素因数の和:2739

約数の個数: 216

約数和(自身を含む): 44122806000

約数和(自身を除く): 31401419760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 499, 576, 640, 720, 768, 960, 998, 1152, 1280, 1440, 1497, 1920, 1996, 2213, 2304, 2495, 2880, 2994, 3840, 3992, 4426, 4491, 4990, 5760, 5988, 6639, 7485, 7984, 8852, 8982, 9980, 11065, 11520, 11976, 13278, 14970, 15968, 17704, 17964, 19917, 19960, 22130, 22455, 23952, 26556, 29940, 31936, 33195, 35408, 35928, 39834, 39920, 44260, 44910, 47904, 53112, 59880, 63872, 66390, 70816, 71856, 79668, 79840, 88520, 89820, 95808, 99585, 106224, 119760, 127744, 132780, 141632, 143712, 159336, 159680, 177040, 179640, 191616, 199170, 212448, 239520, 265560, 283264, 287424, 318672, 319360, 354080, 359280, 383232, 398340, 424896, 479040, 531120, 566528, 574848, 637344, 638720, 708160, 718560, 796680, 849792, 958080, 1062240, 1104287, 1149696, 1274688, 1416320, 1437120, 1593360, 1699584, 1916160, 2124480, 2208574, 2549376, 2832640, 2874240, 3186720, 3312861, 4248960, 4417148, 5098752, 5521435, 5748480, 6373440, 6625722, 8497920, 8834296, 9938583, 11042870, 12746880, 13251444, 16564305, 17668592, 19877166, 22085740, 25493760, 26502888, 33128610, 35337184, 39754332, 44171480, 49692915, 53005776, 66257220, 70674368, 79508664, 88342960, 99385830, 106011552, 132514440, 141348736, 159017328, 176685920, 198771660, 212023104, 265028880, 282697472, 318034656, 353371840, 397543320, 424046208, 530057760, 636069312, 706743680, 795086640, 848092416, 1060115520, 1272138624, 1413487360, 1590173280, 2120231040, 2544277248, 3180346560, 4240462080, 6360693120, 12721386240]

約数ペア:

[(1, 12721386240), (2, 6360693120), (3, 4240462080), (4, 3180346560), (5, 2544277248), (6, 2120231040), (8, 1590173280), (9, 1413487360), (10, 1272138624), (12, 1060115520), (15, 848092416), (16, 795086640), (18, 706743680), (20, 636069312), (24, 530057760), (30, 424046208), (32, 397543320), (36, 353371840), (40, 318034656), (45, 282697472), (48, 265028880), (60, 212023104), (64, 198771660), (72, 176685920), (80, 159017328), (90, 141348736), (96, 132514440), (120, 106011552), (128, 99385830), (144, 88342960), (160, 79508664), (180, 70674368), (192, 66257220), (240, 53005776), (256, 49692915), (288, 44171480), (320, 39754332), (360, 35337184), (384, 33128610), (480, 26502888), (499, 25493760), (576, 22085740), (640, 19877166), (720, 17668592), (768, 16564305), (960, 13251444), (998, 12746880), (1152, 11042870), (1280, 9938583), (1440, 8834296), (1497, 8497920), (1920, 6625722), (1996, 6373440), (2213, 5748480), (2304, 5521435), (2495, 5098752), (2880, 4417148), (2994, 4248960), (3840, 3312861), (3992, 3186720), (4426, 2874240), (4491, 2832640), (4990, 2549376), (5760, 2208574), (5988, 2124480), (6639, 1916160), (7485, 1699584), (7984, 1593360), (8852, 1437120), (8982, 1416320), (9980, 1274688), (11065, 1149696), (11520, 1104287), (11976, 1062240), (13278, 958080), (14970, 849792), (15968, 796680), (17704, 718560), (17964, 708160), (19917, 638720), (19960, 637344), (22130, 574848), (22455, 566528), (23952, 531120), (26556, 479040), (29940, 424896), (31936, 398340), (33195, 383232), (35408, 359280), (35928, 354080), (39834, 319360), (39920, 318672), (44260, 287424), (44910, 283264), (47904, 265560), (53112, 239520), (59880, 212448), (63872, 199170), (66390, 191616), (70816, 179640), (71856, 177040), (79668, 159680), (79840, 159336), (88520, 143712), (89820, 141632), (95808, 132780), (99585, 127744), (106224, 119760)]