821871360

素因数分解:

$2^8\times 3^4\times 5^1\times {\mathrm{7927}}^1$

素因数の和:7960

約数の個数: 180

約数和(自身を含む): 2941177008

約数和(自身を除く): 2119305648

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, 6480, 6912, 7927, 8640, 10368, 11520, 12960, 15854, 17280, 20736, 23781, 25920, 31708, 34560, 39635, 47562, 51840, 63416, 71343, 79270, 95124, 103680, 118905, 126832, 142686, 158540, 190248, 214029, 237810, 253664, 285372, 317080, 356715, 380496, 428058, 475620, 507328, 570744, 634160, 642087, 713430, 760992, 856116, 951240, 1014656, 1070145, 1141488, 1268320, 1284174, 1426860, 1521984, 1712232, 1902480, 2029312, 2140290, 2282976, 2536640, 2568348, 2853720, 3043968, 3210435, 3424464, 3804960, 4280580, 4565952, 5073280, 5136696, 5707440, 6087936, 6420870, 6848928, 7609920, 8561160, 9131904, 10146560, 10273392, 11414880, 12841740, 13697856, 15219840, 17122320, 18263808, 20546784, 22829760, 25683480, 27395712, 30439680, 34244640, 41093568, 45659520, 51366960, 54791424, 68489280, 82187136, 91319040, 102733920, 136978560, 164374272, 205467840, 273957120, 410935680, 821871360]

約数ペア:

[(1, 821871360), (2, 410935680), (3, 273957120), (4, 205467840), (5, 164374272), (6, 136978560), (8, 102733920), (9, 91319040), (10, 82187136), (12, 68489280), (15, 54791424), (16, 51366960), (18, 45659520), (20, 41093568), (24, 34244640), (27, 30439680), (30, 27395712), (32, 25683480), (36, 22829760), (40, 20546784), (45, 18263808), (48, 17122320), (54, 15219840), (60, 13697856), (64, 12841740), (72, 11414880), (80, 10273392), (81, 10146560), (90, 9131904), (96, 8561160), (108, 7609920), (120, 6848928), (128, 6420870), (135, 6087936), (144, 5707440), (160, 5136696), (162, 5073280), (180, 4565952), (192, 4280580), (216, 3804960), (240, 3424464), (256, 3210435), (270, 3043968), (288, 2853720), (320, 2568348), (324, 2536640), (360, 2282976), (384, 2140290), (405, 2029312), (432, 1902480), (480, 1712232), (540, 1521984), (576, 1426860), (640, 1284174), (648, 1268320), (720, 1141488), (768, 1070145), (810, 1014656), (864, 951240), (960, 856116), (1080, 760992), (1152, 713430), (1280, 642087), (1296, 634160), (1440, 570744), (1620, 507328), (1728, 475620), (1920, 428058), (2160, 380496), (2304, 356715), (2592, 317080), (2880, 285372), (3240, 253664), (3456, 237810), (3840, 214029), (4320, 190248), (5184, 158540), (5760, 142686), (6480, 126832), (6912, 118905), (7927, 103680), (8640, 95124), (10368, 79270), (11520, 71343), (12960, 63416), (15854, 51840), (17280, 47562), (20736, 39635), (23781, 34560), (25920, 31708)]