68215680

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{911}}^1$

素因数の和:949

約数の個数: 192

約数和(自身を含む): 253955520

約数和(自身を除く): 185739840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 64, 65, 72, 78, 80, 90, 96, 104, 117, 120, 128, 130, 144, 156, 160, 180, 192, 195, 208, 234, 240, 260, 288, 312, 320, 360, 384, 390, 416, 468, 480, 520, 576, 585, 624, 640, 720, 780, 832, 911, 936, 960, 1040, 1152, 1170, 1248, 1440, 1560, 1664, 1822, 1872, 1920, 2080, 2340, 2496, 2733, 2880, 3120, 3644, 3744, 4160, 4555, 4680, 4992, 5466, 5760, 6240, 7288, 7488, 8199, 8320, 9110, 9360, 10932, 11843, 12480, 13665, 14576, 14976, 16398, 18220, 18720, 21864, 23686, 24960, 27330, 29152, 32796, 35529, 36440, 37440, 40995, 43728, 47372, 54660, 58304, 59215, 65592, 71058, 72880, 74880, 81990, 87456, 94744, 106587, 109320, 116608, 118430, 131184, 142116, 145760, 163980, 174912, 177645, 189488, 213174, 218640, 236860, 262368, 284232, 291520, 327960, 349824, 355290, 378976, 426348, 437280, 473720, 524736, 532935, 568464, 583040, 655920, 710580, 757952, 852696, 874560, 947440, 1049472, 1065870, 1136928, 1311840, 1421160, 1515904, 1705392, 1749120, 1894880, 2131740, 2273856, 2623680, 2842320, 3410784, 3789760, 4263480, 4547712, 5247360, 5684640, 6821568, 7579520, 8526960, 11369280, 13643136, 17053920, 22738560, 34107840, 68215680]

約数ペア:

[(1, 68215680), (2, 34107840), (3, 22738560), (4, 17053920), (5, 13643136), (6, 11369280), (8, 8526960), (9, 7579520), (10, 6821568), (12, 5684640), (13, 5247360), (15, 4547712), (16, 4263480), (18, 3789760), (20, 3410784), (24, 2842320), (26, 2623680), (30, 2273856), (32, 2131740), (36, 1894880), (39, 1749120), (40, 1705392), (45, 1515904), (48, 1421160), (52, 1311840), (60, 1136928), (64, 1065870), (65, 1049472), (72, 947440), (78, 874560), (80, 852696), (90, 757952), (96, 710580), (104, 655920), (117, 583040), (120, 568464), (128, 532935), (130, 524736), (144, 473720), (156, 437280), (160, 426348), (180, 378976), (192, 355290), (195, 349824), (208, 327960), (234, 291520), (240, 284232), (260, 262368), (288, 236860), (312, 218640), (320, 213174), (360, 189488), (384, 177645), (390, 174912), (416, 163980), (468, 145760), (480, 142116), (520, 131184), (576, 118430), (585, 116608), (624, 109320), (640, 106587), (720, 94744), (780, 87456), (832, 81990), (911, 74880), (936, 72880), (960, 71058), (1040, 65592), (1152, 59215), (1170, 58304), (1248, 54660), (1440, 47372), (1560, 43728), (1664, 40995), (1822, 37440), (1872, 36440), (1920, 35529), (2080, 32796), (2340, 29152), (2496, 27330), (2733, 24960), (2880, 23686), (3120, 21864), (3644, 18720), (3744, 18220), (4160, 16398), (4555, 14976), (4680, 14576), (4992, 13665), (5466, 12480), (5760, 11843), (6240, 10932), (7288, 9360), (7488, 9110), (8199, 8320)]