645822720

素因数分解:

$2^8\times 3^4\times 5^1\times {\mathrm{6229}}^1$

素因数の和:6262

約数の個数: 180

約数和(自身を含む): 2311242780

約数和(自身を除く): 1665420060

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, 128, 135, 144, 160, 162, 180, 192, 216, 240, 256, 270, 288, 320, 324, 360, 384, 405, 432, 480, 540, 576, 640, 648, 720, 768, 810, 864, 960, 1080, 1152, 1280, 1296, 1440, 1620, 1728, 1920, 2160, 2304, 2592, 2880, 3240, 3456, 3840, 4320, 5184, 5760, 6229, 6480, 6912, 8640, 10368, 11520, 12458, 12960, 17280, 18687, 20736, 24916, 25920, 31145, 34560, 37374, 49832, 51840, 56061, 62290, 74748, 93435, 99664, 103680, 112122, 124580, 149496, 168183, 186870, 199328, 224244, 249160, 280305, 298992, 336366, 373740, 398656, 448488, 498320, 504549, 560610, 597984, 672732, 747480, 797312, 840915, 896976, 996640, 1009098, 1121220, 1195968, 1345464, 1494960, 1594624, 1681830, 1793952, 1993280, 2018196, 2242440, 2391936, 2522745, 2690928, 2989920, 3363660, 3587904, 3986560, 4036392, 4484880, 4783872, 5045490, 5381856, 5979840, 6727320, 7175808, 7973120, 8072784, 8969760, 10090980, 10763712, 11959680, 13454640, 14351616, 16145568, 17939520, 20181960, 21527424, 23919360, 26909280, 32291136, 35879040, 40363920, 43054848, 53818560, 64582272, 71758080, 80727840, 107637120, 129164544, 161455680, 215274240, 322911360, 645822720]

約数ペア:

[(1, 645822720), (2, 322911360), (3, 215274240), (4, 161455680), (5, 129164544), (6, 107637120), (8, 80727840), (9, 71758080), (10, 64582272), (12, 53818560), (15, 43054848), (16, 40363920), (18, 35879040), (20, 32291136), (24, 26909280), (27, 23919360), (30, 21527424), (32, 20181960), (36, 17939520), (40, 16145568), (45, 14351616), (48, 13454640), (54, 11959680), (60, 10763712), (64, 10090980), (72, 8969760), (80, 8072784), (81, 7973120), (90, 7175808), (96, 6727320), (108, 5979840), (120, 5381856), (128, 5045490), (135, 4783872), (144, 4484880), (160, 4036392), (162, 3986560), (180, 3587904), (192, 3363660), (216, 2989920), (240, 2690928), (256, 2522745), (270, 2391936), (288, 2242440), (320, 2018196), (324, 1993280), (360, 1793952), (384, 1681830), (405, 1594624), (432, 1494960), (480, 1345464), (540, 1195968), (576, 1121220), (640, 1009098), (648, 996640), (720, 896976), (768, 840915), (810, 797312), (864, 747480), (960, 672732), (1080, 597984), (1152, 560610), (1280, 504549), (1296, 498320), (1440, 448488), (1620, 398656), (1728, 373740), (1920, 336366), (2160, 298992), (2304, 280305), (2592, 249160), (2880, 224244), (3240, 199328), (3456, 186870), (3840, 168183), (4320, 149496), (5184, 124580), (5760, 112122), (6229, 103680), (6480, 99664), (6912, 93435), (8640, 74748), (10368, 62290), (11520, 56061), (12458, 51840), (12960, 49832), (17280, 37374), (18687, 34560), (20736, 31145), (24916, 25920)]