518289840

素因数分解:

$2^4\times 3^6\times 5^1\times {\mathrm{8887}}^1$

素因数の和:8918

約数の個数: 140

約数和(自身を含む): 1806912624

約数和(自身を除く): 1288622784

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 243, 270, 324, 360, 405, 432, 486, 540, 648, 720, 729, 810, 972, 1080, 1215, 1296, 1458, 1620, 1944, 2160, 2430, 2916, 3240, 3645, 3888, 4860, 5832, 6480, 7290, 8887, 9720, 11664, 14580, 17774, 19440, 26661, 29160, 35548, 44435, 53322, 58320, 71096, 79983, 88870, 106644, 133305, 142192, 159966, 177740, 213288, 239949, 266610, 319932, 355480, 399915, 426576, 479898, 533220, 639864, 710960, 719847, 799830, 959796, 1066440, 1199745, 1279728, 1439694, 1599660, 1919592, 2132880, 2159541, 2399490, 2879388, 3199320, 3599235, 3839184, 4319082, 4798980, 5758776, 6398640, 6478623, 7198470, 8638164, 9597960, 10797705, 11517552, 12957246, 14396940, 17276328, 19195920, 21595410, 25914492, 28793880, 32393115, 34552656, 43190820, 51828984, 57587760, 64786230, 86381640, 103657968, 129572460, 172763280, 259144920, 518289840]

約数ペア:

[(1, 518289840), (2, 259144920), (3, 172763280), (4, 129572460), (5, 103657968), (6, 86381640), (8, 64786230), (9, 57587760), (10, 51828984), (12, 43190820), (15, 34552656), (16, 32393115), (18, 28793880), (20, 25914492), (24, 21595410), (27, 19195920), (30, 17276328), (36, 14396940), (40, 12957246), (45, 11517552), (48, 10797705), (54, 9597960), (60, 8638164), (72, 7198470), (80, 6478623), (81, 6398640), (90, 5758776), (108, 4798980), (120, 4319082), (135, 3839184), (144, 3599235), (162, 3199320), (180, 2879388), (216, 2399490), (240, 2159541), (243, 2132880), (270, 1919592), (324, 1599660), (360, 1439694), (405, 1279728), (432, 1199745), (486, 1066440), (540, 959796), (648, 799830), (720, 719847), (729, 710960), (810, 639864), (972, 533220), (1080, 479898), (1215, 426576), (1296, 399915), (1458, 355480), (1620, 319932), (1944, 266610), (2160, 239949), (2430, 213288), (2916, 177740), (3240, 159966), (3645, 142192), (3888, 133305), (4860, 106644), (5832, 88870), (6480, 79983), (7290, 71096), (8887, 58320), (9720, 53322), (11664, 44435), (14580, 35548), (17774, 29160), (19440, 26661)]