1338456960

素因数分解:

$2^7\times 3^4\times 5^1\times {\mathrm{25819}}^1$

素因数の和:25850

約数の個数: 160

約数和(自身を含む): 4780056600

約数和(自身を除く): 3441599640

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, 270, 288, 320, 324, 360, 384, 405, 432, 480, 540, 576, 640, 648, 720, 810, 864, 960, 1080, 1152, 1296, 1440, 1620, 1728, 1920, 2160, 2592, 2880, 3240, 3456, 4320, 5184, 5760, 6480, 8640, 10368, 12960, 17280, 25819, 25920, 51638, 51840, 77457, 103276, 129095, 154914, 206552, 232371, 258190, 309828, 387285, 413104, 464742, 516380, 619656, 697113, 774570, 826208, 929484, 1032760, 1161855, 1239312, 1394226, 1549140, 1652416, 1858968, 2065520, 2091339, 2323710, 2478624, 2788452, 3098280, 3304832, 3485565, 3717936, 4131040, 4182678, 4647420, 4957248, 5576904, 6196560, 6971130, 7435872, 8262080, 8365356, 9294840, 9914496, 10456695, 11153808, 12393120, 13942260, 14871744, 16524160, 16730712, 18589680, 20913390, 22307616, 24786240, 27884520, 29743488, 33461424, 37179360, 41826780, 44615232, 49572480, 55769040, 66922848, 74358720, 83653560, 89230464, 111538080, 133845696, 148717440, 167307120, 223076160, 267691392, 334614240, 446152320, 669228480, 1338456960]

約数ペア:

[(1, 1338456960), (2, 669228480), (3, 446152320), (4, 334614240), (5, 267691392), (6, 223076160), (8, 167307120), (9, 148717440), (10, 133845696), (12, 111538080), (15, 89230464), (16, 83653560), (18, 74358720), (20, 66922848), (24, 55769040), (27, 49572480), (30, 44615232), (32, 41826780), (36, 37179360), (40, 33461424), (45, 29743488), (48, 27884520), (54, 24786240), (60, 22307616), (64, 20913390), (72, 18589680), (80, 16730712), (81, 16524160), (90, 14871744), (96, 13942260), (108, 12393120), (120, 11153808), (128, 10456695), (135, 9914496), (144, 9294840), (160, 8365356), (162, 8262080), (180, 7435872), (192, 6971130), (216, 6196560), (240, 5576904), (270, 4957248), (288, 4647420), (320, 4182678), (324, 4131040), (360, 3717936), (384, 3485565), (405, 3304832), (432, 3098280), (480, 2788452), (540, 2478624), (576, 2323710), (640, 2091339), (648, 2065520), (720, 1858968), (810, 1652416), (864, 1549140), (960, 1394226), (1080, 1239312), (1152, 1161855), (1296, 1032760), (1440, 929484), (1620, 826208), (1728, 774570), (1920, 697113), (2160, 619656), (2592, 516380), (2880, 464742), (3240, 413104), (3456, 387285), (4320, 309828), (5184, 258190), (5760, 232371), (6480, 206552), (8640, 154914), (10368, 129095), (12960, 103276), (17280, 77457), (25819, 51840), (25920, 51638)]