398675520

素因数分解:

$2^6\times 3^6\times 5^1\times {\mathrm{1709}}^1$

素因数の和:1744

約数の個数: 196

約数和(自身を含む): 1424200860

約数和(自身を除く): 1025525340

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, 64, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 192, 216, 240, 243, 270, 288, 320, 324, 360, 405, 432, 480, 486, 540, 576, 648, 720, 729, 810, 864, 960, 972, 1080, 1215, 1296, 1440, 1458, 1620, 1709, 1728, 1944, 2160, 2430, 2592, 2880, 2916, 3240, 3418, 3645, 3888, 4320, 4860, 5127, 5184, 5832, 6480, 6836, 7290, 7776, 8545, 8640, 9720, 10254, 11664, 12960, 13672, 14580, 15381, 15552, 17090, 19440, 20508, 23328, 25635, 25920, 27344, 29160, 30762, 34180, 38880, 41016, 46143, 46656, 51270, 54688, 58320, 61524, 68360, 76905, 77760, 82032, 92286, 102540, 109376, 116640, 123048, 136720, 138429, 153810, 164064, 184572, 205080, 230715, 233280, 246096, 273440, 276858, 307620, 328128, 369144, 410160, 415287, 461430, 492192, 546880, 553716, 615240, 692145, 738288, 820320, 830574, 922860, 984384, 1107432, 1230480, 1245861, 1384290, 1476576, 1640640, 1661148, 1845720, 2076435, 2214864, 2460960, 2491722, 2768580, 2953152, 3322296, 3691440, 4152870, 4429728, 4921920, 4983444, 5537160, 6229305, 6644592, 7382880, 8305740, 8859456, 9966888, 11074320, 12458610, 13289184, 14765760, 16611480, 19933776, 22148640, 24917220, 26578368, 33222960, 39867552, 44297280, 49834440, 66445920, 79735104, 99668880, 132891840, 199337760, 398675520]

約数ペア:

[(1, 398675520), (2, 199337760), (3, 132891840), (4, 99668880), (5, 79735104), (6, 66445920), (8, 49834440), (9, 44297280), (10, 39867552), (12, 33222960), (15, 26578368), (16, 24917220), (18, 22148640), (20, 19933776), (24, 16611480), (27, 14765760), (30, 13289184), (32, 12458610), (36, 11074320), (40, 9966888), (45, 8859456), (48, 8305740), (54, 7382880), (60, 6644592), (64, 6229305), (72, 5537160), (80, 4983444), (81, 4921920), (90, 4429728), (96, 4152870), (108, 3691440), (120, 3322296), (135, 2953152), (144, 2768580), (160, 2491722), (162, 2460960), (180, 2214864), (192, 2076435), (216, 1845720), (240, 1661148), (243, 1640640), (270, 1476576), (288, 1384290), (320, 1245861), (324, 1230480), (360, 1107432), (405, 984384), (432, 922860), (480, 830574), (486, 820320), (540, 738288), (576, 692145), (648, 615240), (720, 553716), (729, 546880), (810, 492192), (864, 461430), (960, 415287), (972, 410160), (1080, 369144), (1215, 328128), (1296, 307620), (1440, 276858), (1458, 273440), (1620, 246096), (1709, 233280), (1728, 230715), (1944, 205080), (2160, 184572), (2430, 164064), (2592, 153810), (2880, 138429), (2916, 136720), (3240, 123048), (3418, 116640), (3645, 109376), (3888, 102540), (4320, 92286), (4860, 82032), (5127, 77760), (5184, 76905), (5832, 68360), (6480, 61524), (6836, 58320), (7290, 54688), (7776, 51270), (8545, 46656), (8640, 46143), (9720, 41016), (10254, 38880), (11664, 34180), (12960, 30762), (13672, 29160), (14580, 27344), (15381, 25920), (15552, 25635), (17090, 23328), (19440, 20508)]