161455680

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{6229}}^1$

素因数の和:6258

約数の個数: 140

約数和(自身を含む): 574418460

約数和(自身を除く): 412962780

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, 270, 288, 320, 324, 360, 405, 432, 480, 540, 576, 648, 720, 810, 864, 960, 1080, 1296, 1440, 1620, 1728, 2160, 2592, 2880, 3240, 4320, 5184, 6229, 6480, 8640, 12458, 12960, 18687, 24916, 25920, 31145, 37374, 49832, 56061, 62290, 74748, 93435, 99664, 112122, 124580, 149496, 168183, 186870, 199328, 224244, 249160, 280305, 298992, 336366, 373740, 398656, 448488, 498320, 504549, 560610, 597984, 672732, 747480, 840915, 896976, 996640, 1009098, 1121220, 1195968, 1345464, 1494960, 1681830, 1793952, 1993280, 2018196, 2242440, 2522745, 2690928, 2989920, 3363660, 3587904, 4036392, 4484880, 5045490, 5381856, 5979840, 6727320, 8072784, 8969760, 10090980, 10763712, 13454640, 16145568, 17939520, 20181960, 26909280, 32291136, 40363920, 53818560, 80727840, 161455680]

約数ペア:

[(1, 161455680), (2, 80727840), (3, 53818560), (4, 40363920), (5, 32291136), (6, 26909280), (8, 20181960), (9, 17939520), (10, 16145568), (12, 13454640), (15, 10763712), (16, 10090980), (18, 8969760), (20, 8072784), (24, 6727320), (27, 5979840), (30, 5381856), (32, 5045490), (36, 4484880), (40, 4036392), (45, 3587904), (48, 3363660), (54, 2989920), (60, 2690928), (64, 2522745), (72, 2242440), (80, 2018196), (81, 1993280), (90, 1793952), (96, 1681830), (108, 1494960), (120, 1345464), (135, 1195968), (144, 1121220), (160, 1009098), (162, 996640), (180, 896976), (192, 840915), (216, 747480), (240, 672732), (270, 597984), (288, 560610), (320, 504549), (324, 498320), (360, 448488), (405, 398656), (432, 373740), (480, 336366), (540, 298992), (576, 280305), (648, 249160), (720, 224244), (810, 199328), (864, 186870), (960, 168183), (1080, 149496), (1296, 124580), (1440, 112122), (1620, 99664), (1728, 93435), (2160, 74748), (2592, 62290), (2880, 56061), (3240, 49832), (4320, 37374), (5184, 31145), (6229, 25920), (6480, 24916), (8640, 18687), (12458, 12960)]