85731840

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{61}}^2$

素因数の和:151

約数の個数: 180

約数和(自身を含む): 301860702

約数和(自身を除く): 216128862

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, 61, 64, 72, 80, 90, 96, 120, 122, 128, 144, 160, 180, 183, 192, 240, 244, 256, 288, 305, 320, 360, 366, 384, 480, 488, 512, 549, 576, 610, 640, 720, 732, 768, 915, 960, 976, 1098, 1152, 1220, 1280, 1440, 1464, 1536, 1830, 1920, 1952, 2196, 2304, 2440, 2560, 2745, 2880, 2928, 3660, 3721, 3840, 3904, 4392, 4608, 4880, 5490, 5760, 5856, 7320, 7442, 7680, 7808, 8784, 9760, 10980, 11163, 11520, 11712, 14640, 14884, 15616, 17568, 18605, 19520, 21960, 22326, 23040, 23424, 29280, 29768, 31232, 33489, 35136, 37210, 39040, 43920, 44652, 46848, 55815, 58560, 59536, 66978, 70272, 74420, 78080, 87840, 89304, 93696, 111630, 117120, 119072, 133956, 140544, 148840, 156160, 167445, 175680, 178608, 223260, 234240, 238144, 267912, 281088, 297680, 334890, 351360, 357216, 446520, 468480, 476288, 535824, 595360, 669780, 702720, 714432, 893040, 952576, 1071648, 1190720, 1339560, 1405440, 1428864, 1786080, 1905152, 2143296, 2381440, 2679120, 2857728, 3572160, 4286592, 4762880, 5358240, 5715456, 7144320, 8573184, 9525760, 10716480, 14288640, 17146368, 21432960, 28577280, 42865920, 85731840]

約数ペア:

[(1, 85731840), (2, 42865920), (3, 28577280), (4, 21432960), (5, 17146368), (6, 14288640), (8, 10716480), (9, 9525760), (10, 8573184), (12, 7144320), (15, 5715456), (16, 5358240), (18, 4762880), (20, 4286592), (24, 3572160), (30, 2857728), (32, 2679120), (36, 2381440), (40, 2143296), (45, 1905152), (48, 1786080), (60, 1428864), (61, 1405440), (64, 1339560), (72, 1190720), (80, 1071648), (90, 952576), (96, 893040), (120, 714432), (122, 702720), (128, 669780), (144, 595360), (160, 535824), (180, 476288), (183, 468480), (192, 446520), (240, 357216), (244, 351360), (256, 334890), (288, 297680), (305, 281088), (320, 267912), (360, 238144), (366, 234240), (384, 223260), (480, 178608), (488, 175680), (512, 167445), (549, 156160), (576, 148840), (610, 140544), (640, 133956), (720, 119072), (732, 117120), (768, 111630), (915, 93696), (960, 89304), (976, 87840), (1098, 78080), (1152, 74420), (1220, 70272), (1280, 66978), (1440, 59536), (1464, 58560), (1536, 55815), (1830, 46848), (1920, 44652), (1952, 43920), (2196, 39040), (2304, 37210), (2440, 35136), (2560, 33489), (2745, 31232), (2880, 29768), (2928, 29280), (3660, 23424), (3721, 23040), (3840, 22326), (3904, 21960), (4392, 19520), (4608, 18605), (4880, 17568), (5490, 15616), (5760, 14884), (5856, 14640), (7320, 11712), (7442, 11520), (7680, 11163), (7808, 10980), (8784, 9760)]