138788640

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{10709}}^1$

素因数の和:10736

約数の個数: 120

約数和(自身を含む): 489853980

約数和(自身を除く): 351065340

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 216, 240, 270, 288, 324, 360, 405, 432, 480, 540, 648, 720, 810, 864, 1080, 1296, 1440, 1620, 2160, 2592, 3240, 4320, 6480, 10709, 12960, 21418, 32127, 42836, 53545, 64254, 85672, 96381, 107090, 128508, 160635, 171344, 192762, 214180, 257016, 289143, 321270, 342688, 385524, 428360, 481905, 514032, 578286, 642540, 771048, 856720, 867429, 963810, 1028064, 1156572, 1285080, 1445715, 1542096, 1713440, 1734858, 1927620, 2313144, 2570160, 2891430, 3084192, 3469716, 3855240, 4337145, 4626288, 5140320, 5782860, 6939432, 7710480, 8674290, 9252576, 11565720, 13878864, 15420960, 17348580, 23131440, 27757728, 34697160, 46262880, 69394320, 138788640]

約数ペア:

[(1, 138788640), (2, 69394320), (3, 46262880), (4, 34697160), (5, 27757728), (6, 23131440), (8, 17348580), (9, 15420960), (10, 13878864), (12, 11565720), (15, 9252576), (16, 8674290), (18, 7710480), (20, 6939432), (24, 5782860), (27, 5140320), (30, 4626288), (32, 4337145), (36, 3855240), (40, 3469716), (45, 3084192), (48, 2891430), (54, 2570160), (60, 2313144), (72, 1927620), (80, 1734858), (81, 1713440), (90, 1542096), (96, 1445715), (108, 1285080), (120, 1156572), (135, 1028064), (144, 963810), (160, 867429), (162, 856720), (180, 771048), (216, 642540), (240, 578286), (270, 514032), (288, 481905), (324, 428360), (360, 385524), (405, 342688), (432, 321270), (480, 289143), (540, 257016), (648, 214180), (720, 192762), (810, 171344), (864, 160635), (1080, 128508), (1296, 107090), (1440, 96381), (1620, 85672), (2160, 64254), (2592, 53545), (3240, 42836), (4320, 32127), (6480, 21418), (10709, 12960)]