140002720

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{211}}^1$

素因数の和:279

約数の個数: 192

約数和(自身を含む): 403885440

約数和(自身を除く): 263882720

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 29, 32, 40, 44, 52, 55, 58, 65, 80, 88, 104, 110, 116, 130, 143, 145, 160, 176, 208, 211, 220, 232, 260, 286, 290, 319, 352, 377, 416, 422, 440, 464, 520, 572, 580, 638, 715, 754, 844, 880, 928, 1040, 1055, 1144, 1160, 1276, 1430, 1508, 1595, 1688, 1760, 1885, 2080, 2110, 2288, 2320, 2321, 2552, 2743, 2860, 3016, 3190, 3376, 3770, 4147, 4220, 4576, 4640, 4642, 5104, 5486, 5720, 6032, 6119, 6380, 6752, 7540, 8294, 8440, 9284, 10208, 10972, 11440, 11605, 12064, 12238, 12760, 13715, 15080, 16588, 16880, 18568, 20735, 21944, 22880, 23210, 24476, 25520, 27430, 30160, 30173, 30595, 33176, 33760, 37136, 41470, 43888, 46420, 48952, 51040, 54860, 60320, 60346, 61190, 66352, 67309, 74272, 79547, 82940, 87776, 92840, 97904, 109720, 120692, 122380, 132704, 134618, 150865, 159094, 165880, 185680, 195808, 219440, 241384, 244760, 269236, 301730, 318188, 331760, 336545, 371360, 397735, 438880, 482768, 489520, 538472, 603460, 636376, 663520, 673090, 795470, 875017, 965536, 979040, 1076944, 1206920, 1272752, 1346180, 1590940, 1750034, 2153888, 2413840, 2545504, 2692360, 3181880, 3500068, 4375085, 4827680, 5384720, 6363760, 7000136, 8750170, 10769440, 12727520, 14000272, 17500340, 28000544, 35000680, 70001360, 140002720]

約数ペア:

[(1, 140002720), (2, 70001360), (4, 35000680), (5, 28000544), (8, 17500340), (10, 14000272), (11, 12727520), (13, 10769440), (16, 8750170), (20, 7000136), (22, 6363760), (26, 5384720), (29, 4827680), (32, 4375085), (40, 3500068), (44, 3181880), (52, 2692360), (55, 2545504), (58, 2413840), (65, 2153888), (80, 1750034), (88, 1590940), (104, 1346180), (110, 1272752), (116, 1206920), (130, 1076944), (143, 979040), (145, 965536), (160, 875017), (176, 795470), (208, 673090), (211, 663520), (220, 636376), (232, 603460), (260, 538472), (286, 489520), (290, 482768), (319, 438880), (352, 397735), (377, 371360), (416, 336545), (422, 331760), (440, 318188), (464, 301730), (520, 269236), (572, 244760), (580, 241384), (638, 219440), (715, 195808), (754, 185680), (844, 165880), (880, 159094), (928, 150865), (1040, 134618), (1055, 132704), (1144, 122380), (1160, 120692), (1276, 109720), (1430, 97904), (1508, 92840), (1595, 87776), (1688, 82940), (1760, 79547), (1885, 74272), (2080, 67309), (2110, 66352), (2288, 61190), (2320, 60346), (2321, 60320), (2552, 54860), (2743, 51040), (2860, 48952), (3016, 46420), (3190, 43888), (3376, 41470), (3770, 37136), (4147, 33760), (4220, 33176), (4576, 30595), (4640, 30173), (4642, 30160), (5104, 27430), (5486, 25520), (5720, 24476), (6032, 23210), (6119, 22880), (6380, 21944), (6752, 20735), (7540, 18568), (8294, 16880), (8440, 16588), (9284, 15080), (10208, 13715), (10972, 12760), (11440, 12238), (11605, 12064)]