145802720

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{67}}^2$

素因数の和:185

約数の個数: 144

約数和(自身を含む): 413411040

約数和(自身を除く): 267608320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 32, 35, 40, 56, 58, 67, 70, 80, 112, 116, 134, 140, 145, 160, 203, 224, 232, 268, 280, 290, 335, 406, 464, 469, 536, 560, 580, 670, 812, 928, 938, 1015, 1072, 1120, 1160, 1340, 1624, 1876, 1943, 2030, 2144, 2320, 2345, 2680, 3248, 3752, 3886, 4060, 4489, 4640, 4690, 5360, 6496, 7504, 7772, 8120, 8978, 9380, 9715, 10720, 13601, 15008, 15544, 16240, 17956, 18760, 19430, 22445, 27202, 31088, 31423, 32480, 35912, 37520, 38860, 44890, 54404, 62176, 62846, 68005, 71824, 75040, 77720, 89780, 108808, 125692, 130181, 136010, 143648, 155440, 157115, 179560, 217616, 251384, 260362, 272020, 310880, 314230, 359120, 435232, 502768, 520724, 544040, 628460, 650905, 718240, 911267, 1005536, 1041448, 1088080, 1256920, 1301810, 1822534, 2082896, 2176160, 2513840, 2603620, 3645068, 4165792, 4556335, 5027680, 5207240, 7290136, 9112670, 10414480, 14580272, 18225340, 20828960, 29160544, 36450680, 72901360, 145802720]

約数ペア:

[(1, 145802720), (2, 72901360), (4, 36450680), (5, 29160544), (7, 20828960), (8, 18225340), (10, 14580272), (14, 10414480), (16, 9112670), (20, 7290136), (28, 5207240), (29, 5027680), (32, 4556335), (35, 4165792), (40, 3645068), (56, 2603620), (58, 2513840), (67, 2176160), (70, 2082896), (80, 1822534), (112, 1301810), (116, 1256920), (134, 1088080), (140, 1041448), (145, 1005536), (160, 911267), (203, 718240), (224, 650905), (232, 628460), (268, 544040), (280, 520724), (290, 502768), (335, 435232), (406, 359120), (464, 314230), (469, 310880), (536, 272020), (560, 260362), (580, 251384), (670, 217616), (812, 179560), (928, 157115), (938, 155440), (1015, 143648), (1072, 136010), (1120, 130181), (1160, 125692), (1340, 108808), (1624, 89780), (1876, 77720), (1943, 75040), (2030, 71824), (2144, 68005), (2320, 62846), (2345, 62176), (2680, 54404), (3248, 44890), (3752, 38860), (3886, 37520), (4060, 35912), (4489, 32480), (4640, 31423), (4690, 31088), (5360, 27202), (6496, 22445), (7504, 19430), (7772, 18760), (8120, 17956), (8978, 16240), (9380, 15544), (9715, 15008), (10720, 13601)]