77253680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1$

素因数の和:187

約数の個数: 160

約数和(自身を含む): 218557440

約数和(自身を除く): 141303760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 35, 40, 56, 58, 67, 70, 71, 80, 112, 116, 134, 140, 142, 145, 203, 232, 268, 280, 284, 290, 335, 355, 406, 464, 469, 497, 536, 560, 568, 580, 670, 710, 812, 938, 994, 1015, 1072, 1136, 1160, 1340, 1420, 1624, 1876, 1943, 1988, 2030, 2059, 2320, 2345, 2485, 2680, 2840, 3248, 3752, 3886, 3976, 4060, 4118, 4690, 4757, 4970, 5360, 5680, 7504, 7772, 7952, 8120, 8236, 9380, 9514, 9715, 9940, 10295, 13601, 14413, 15544, 16240, 16472, 18760, 19028, 19430, 19880, 20590, 23785, 27202, 28826, 31088, 32944, 33299, 37520, 38056, 38860, 39760, 41180, 47570, 54404, 57652, 66598, 68005, 72065, 76112, 77720, 82360, 95140, 108808, 115304, 133196, 136010, 137953, 144130, 155440, 164720, 166495, 190280, 217616, 230608, 266392, 272020, 275906, 288260, 332990, 380560, 532784, 544040, 551812, 576520, 665980, 689765, 965671, 1088080, 1103624, 1153040, 1331960, 1379530, 1931342, 2207248, 2663920, 2759060, 3862684, 4828355, 5518120, 7725368, 9656710, 11036240, 15450736, 19313420, 38626840, 77253680]

約数ペア:

[(1, 77253680), (2, 38626840), (4, 19313420), (5, 15450736), (7, 11036240), (8, 9656710), (10, 7725368), (14, 5518120), (16, 4828355), (20, 3862684), (28, 2759060), (29, 2663920), (35, 2207248), (40, 1931342), (56, 1379530), (58, 1331960), (67, 1153040), (70, 1103624), (71, 1088080), (80, 965671), (112, 689765), (116, 665980), (134, 576520), (140, 551812), (142, 544040), (145, 532784), (203, 380560), (232, 332990), (268, 288260), (280, 275906), (284, 272020), (290, 266392), (335, 230608), (355, 217616), (406, 190280), (464, 166495), (469, 164720), (497, 155440), (536, 144130), (560, 137953), (568, 136010), (580, 133196), (670, 115304), (710, 108808), (812, 95140), (938, 82360), (994, 77720), (1015, 76112), (1072, 72065), (1136, 68005), (1160, 66598), (1340, 57652), (1420, 54404), (1624, 47570), (1876, 41180), (1943, 39760), (1988, 38860), (2030, 38056), (2059, 37520), (2320, 33299), (2345, 32944), (2485, 31088), (2680, 28826), (2840, 27202), (3248, 23785), (3752, 20590), (3886, 19880), (3976, 19430), (4060, 19028), (4118, 18760), (4690, 16472), (4757, 16240), (4970, 15544), (5360, 14413), (5680, 13601), (7504, 10295), (7772, 9940), (7952, 9715), (8120, 9514), (8236, 9380)]