264435840

素因数分解:

$2^7\times 3^4\times 5^1\times {\mathrm{5101}}^1$

素因数の和:5132

約数の個数: 160

約数和(自身を含む): 944533260

約数和(自身を除く): 680097420

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, 5101, 5184, 5760, 6480, 8640, 10202, 10368, 12960, 15303, 17280, 20404, 25505, 25920, 30606, 40808, 45909, 51010, 51840, 61212, 76515, 81616, 91818, 102020, 122424, 137727, 153030, 163232, 183636, 204040, 229545, 244848, 275454, 306060, 326464, 367272, 408080, 413181, 459090, 489696, 550908, 612120, 652928, 688635, 734544, 816160, 826362, 918180, 979392, 1101816, 1224240, 1377270, 1469088, 1632320, 1652724, 1836360, 1958784, 2065905, 2203632, 2448480, 2754540, 2938176, 3264640, 3305448, 3672720, 4131810, 4407264, 4896960, 5509080, 5876352, 6610896, 7345440, 8263620, 8814528, 9793920, 11018160, 13221792, 14690880, 16527240, 17629056, 22036320, 26443584, 29381760, 33054480, 44072640, 52887168, 66108960, 88145280, 132217920, 264435840]

約数ペア:

[(1, 264435840), (2, 132217920), (3, 88145280), (4, 66108960), (5, 52887168), (6, 44072640), (8, 33054480), (9, 29381760), (10, 26443584), (12, 22036320), (15, 17629056), (16, 16527240), (18, 14690880), (20, 13221792), (24, 11018160), (27, 9793920), (30, 8814528), (32, 8263620), (36, 7345440), (40, 6610896), (45, 5876352), (48, 5509080), (54, 4896960), (60, 4407264), (64, 4131810), (72, 3672720), (80, 3305448), (81, 3264640), (90, 2938176), (96, 2754540), (108, 2448480), (120, 2203632), (128, 2065905), (135, 1958784), (144, 1836360), (160, 1652724), (162, 1632320), (180, 1469088), (192, 1377270), (216, 1224240), (240, 1101816), (270, 979392), (288, 918180), (320, 826362), (324, 816160), (360, 734544), (384, 688635), (405, 652928), (432, 612120), (480, 550908), (540, 489696), (576, 459090), (640, 413181), (648, 408080), (720, 367272), (810, 326464), (864, 306060), (960, 275454), (1080, 244848), (1152, 229545), (1296, 204040), (1440, 183636), (1620, 163232), (1728, 153030), (1920, 137727), (2160, 122424), (2592, 102020), (2880, 91818), (3240, 81616), (3456, 76515), (4320, 61212), (5101, 51840), (5184, 51010), (5760, 45909), (6480, 40808), (8640, 30606), (10202, 25920), (10368, 25505), (12960, 20404), (15303, 17280)]