1310860160

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1$

素因数の和:213

約数の個数: 256

約数和(自身を含む): 3554496000

約数和(自身を除く): 2243635840

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 23, 32, 38, 40, 43, 46, 64, 76, 80, 86, 92, 95, 109, 115, 128, 152, 160, 172, 184, 190, 215, 218, 230, 304, 320, 344, 368, 380, 430, 436, 437, 460, 545, 608, 640, 688, 736, 760, 817, 860, 872, 874, 920, 989, 1090, 1216, 1376, 1472, 1520, 1634, 1720, 1744, 1748, 1840, 1978, 2071, 2180, 2185, 2432, 2507, 2752, 2944, 3040, 3268, 3440, 3488, 3496, 3680, 3956, 4085, 4142, 4360, 4370, 4687, 4945, 5014, 5504, 6080, 6536, 6880, 6976, 6992, 7360, 7912, 8170, 8284, 8720, 8740, 9374, 9890, 10028, 10355, 12160, 12535, 13072, 13760, 13952, 13984, 14720, 15824, 16340, 16568, 17440, 17480, 18748, 18791, 19780, 20056, 20710, 23435, 25070, 26144, 27520, 27968, 31648, 32680, 33136, 34880, 34960, 37496, 37582, 39560, 40112, 41420, 46870, 47633, 50140, 52288, 55936, 63296, 65360, 66272, 69760, 69920, 74992, 75164, 79120, 80224, 82840, 89053, 93740, 93955, 95266, 100280, 104576, 107801, 126592, 130720, 132544, 139840, 149984, 150328, 158240, 160448, 165680, 178106, 187480, 187910, 190532, 200560, 215602, 238165, 261440, 265088, 279680, 299968, 300656, 316480, 320896, 331360, 356212, 374960, 375820, 381064, 401120, 431204, 445265, 476330, 522880, 539005, 599936, 601312, 632960, 662720, 712424, 749920, 751640, 762128, 802240, 862408, 890530, 952660, 1078010, 1202624, 1325440, 1424848, 1499840, 1503280, 1524256, 1604480, 1724816, 1781060, 1905320, 2048219, 2156020, 2405248, 2849696, 2999680, 3006560, 3048512, 3449632, 3562120, 3810640, 4096438, 4312040, 5699392, 6013120, 6097024, 6899264, 7124240, 7621280, 8192876, 8624080, 10241095, 11398784, 12026240, 13798528, 14248480, 15242560, 16385752, 17248160, 20482190, 28496960, 30485120, 32771504, 34496320, 40964380, 56993920, 65543008, 68992640, 81928760, 131086016, 163857520, 262172032, 327715040, 655430080, 1310860160]

約数ペア:

[(1, 1310860160), (2, 655430080), (4, 327715040), (5, 262172032), (8, 163857520), (10, 131086016), (16, 81928760), (19, 68992640), (20, 65543008), (23, 56993920), (32, 40964380), (38, 34496320), (40, 32771504), (43, 30485120), (46, 28496960), (64, 20482190), (76, 17248160), (80, 16385752), (86, 15242560), (92, 14248480), (95, 13798528), (109, 12026240), (115, 11398784), (128, 10241095), (152, 8624080), (160, 8192876), (172, 7621280), (184, 7124240), (190, 6899264), (215, 6097024), (218, 6013120), (230, 5699392), (304, 4312040), (320, 4096438), (344, 3810640), (368, 3562120), (380, 3449632), (430, 3048512), (436, 3006560), (437, 2999680), (460, 2849696), (545, 2405248), (608, 2156020), (640, 2048219), (688, 1905320), (736, 1781060), (760, 1724816), (817, 1604480), (860, 1524256), (872, 1503280), (874, 1499840), (920, 1424848), (989, 1325440), (1090, 1202624), (1216, 1078010), (1376, 952660), (1472, 890530), (1520, 862408), (1634, 802240), (1720, 762128), (1744, 751640), (1748, 749920), (1840, 712424), (1978, 662720), (2071, 632960), (2180, 601312), (2185, 599936), (2432, 539005), (2507, 522880), (2752, 476330), (2944, 445265), (3040, 431204), (3268, 401120), (3440, 381064), (3488, 375820), (3496, 374960), (3680, 356212), (3956, 331360), (4085, 320896), (4142, 316480), (4360, 300656), (4370, 299968), (4687, 279680), (4945, 265088), (5014, 261440), (5504, 238165), (6080, 215602), (6536, 200560), (6880, 190532), (6976, 187910), (6992, 187480), (7360, 178106), (7912, 165680), (8170, 160448), (8284, 158240), (8720, 150328), (8740, 149984), (9374, 139840), (9890, 132544), (10028, 130720), (10355, 126592), (12160, 107801), (12535, 104576), (13072, 100280), (13760, 95266), (13952, 93955), (13984, 93740), (14720, 89053), (15824, 82840), (16340, 80224), (16568, 79120), (17440, 75164), (17480, 74992), (18748, 69920), (18791, 69760), (19780, 66272), (20056, 65360), (20710, 63296), (23435, 55936), (25070, 52288), (26144, 50140), (27520, 47633), (27968, 46870), (31648, 41420), (32680, 40112), (33136, 39560), (34880, 37582), (34960, 37496)]