71189280

素因数分解:

$2^5\times 3^5\times 5^1\times {\mathrm{1831}}^1$

素因数の和:1861

約数の個数: 144

約数和(自身を含む): 252068544

約数和(自身を除く): 180879264

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, 243, 270, 288, 324, 360, 405, 432, 480, 486, 540, 648, 720, 810, 864, 972, 1080, 1215, 1296, 1440, 1620, 1831, 1944, 2160, 2430, 2592, 3240, 3662, 3888, 4320, 4860, 5493, 6480, 7324, 7776, 9155, 9720, 10986, 12960, 14648, 16479, 18310, 19440, 21972, 27465, 29296, 32958, 36620, 38880, 43944, 49437, 54930, 58592, 65916, 73240, 82395, 87888, 98874, 109860, 131832, 146480, 148311, 164790, 175776, 197748, 219720, 247185, 263664, 292960, 296622, 329580, 395496, 439440, 444933, 494370, 527328, 593244, 659160, 741555, 790992, 878880, 889866, 988740, 1186488, 1318320, 1483110, 1581984, 1779732, 1977480, 2224665, 2372976, 2636640, 2966220, 3559464, 3954960, 4449330, 4745952, 5932440, 7118928, 7909920, 8898660, 11864880, 14237856, 17797320, 23729760, 35594640, 71189280]

約数ペア:

[(1, 71189280), (2, 35594640), (3, 23729760), (4, 17797320), (5, 14237856), (6, 11864880), (8, 8898660), (9, 7909920), (10, 7118928), (12, 5932440), (15, 4745952), (16, 4449330), (18, 3954960), (20, 3559464), (24, 2966220), (27, 2636640), (30, 2372976), (32, 2224665), (36, 1977480), (40, 1779732), (45, 1581984), (48, 1483110), (54, 1318320), (60, 1186488), (72, 988740), (80, 889866), (81, 878880), (90, 790992), (96, 741555), (108, 659160), (120, 593244), (135, 527328), (144, 494370), (160, 444933), (162, 439440), (180, 395496), (216, 329580), (240, 296622), (243, 292960), (270, 263664), (288, 247185), (324, 219720), (360, 197748), (405, 175776), (432, 164790), (480, 148311), (486, 146480), (540, 131832), (648, 109860), (720, 98874), (810, 87888), (864, 82395), (972, 73240), (1080, 65916), (1215, 58592), (1296, 54930), (1440, 49437), (1620, 43944), (1831, 38880), (1944, 36620), (2160, 32958), (2430, 29296), (2592, 27465), (3240, 21972), (3662, 19440), (3888, 18310), (4320, 16479), (4860, 14648), (5493, 12960), (6480, 10986), (7324, 9720), (7776, 9155)]