72809280

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{53}}^2$

素因数の和:135

約数の個数: 210

約数和(自身を含む): 263974326

約数和(自身を除く): 191165046

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, 53, 54, 60, 64, 72, 80, 81, 90, 96, 106, 108, 120, 135, 144, 159, 160, 162, 180, 192, 212, 216, 240, 265, 270, 288, 318, 320, 324, 360, 405, 424, 432, 477, 480, 530, 540, 576, 636, 648, 720, 795, 810, 848, 864, 954, 960, 1060, 1080, 1272, 1296, 1431, 1440, 1590, 1620, 1696, 1728, 1908, 2120, 2160, 2385, 2544, 2592, 2809, 2862, 2880, 3180, 3240, 3392, 3816, 4240, 4293, 4320, 4770, 5088, 5184, 5618, 5724, 6360, 6480, 7155, 7632, 8427, 8480, 8586, 8640, 9540, 10176, 11236, 11448, 12720, 12960, 14045, 14310, 15264, 16854, 16960, 17172, 19080, 21465, 22472, 22896, 25281, 25440, 25920, 28090, 28620, 30528, 33708, 34344, 38160, 42135, 42930, 44944, 45792, 50562, 50880, 56180, 57240, 67416, 68688, 75843, 76320, 84270, 85860, 89888, 91584, 101124, 112360, 114480, 126405, 134832, 137376, 151686, 152640, 168540, 171720, 179776, 202248, 224720, 227529, 228960, 252810, 269664, 274752, 303372, 337080, 343440, 379215, 404496, 449440, 455058, 457920, 505620, 539328, 606744, 674160, 686880, 758430, 808992, 898880, 910116, 1011240, 1137645, 1213488, 1348320, 1373760, 1516860, 1617984, 1820232, 2022480, 2275290, 2426976, 2696640, 3033720, 3640464, 4044960, 4550580, 4853952, 6067440, 7280928, 8089920, 9101160, 12134880, 14561856, 18202320, 24269760, 36404640, 72809280]

約数ペア:

[(1, 72809280), (2, 36404640), (3, 24269760), (4, 18202320), (5, 14561856), (6, 12134880), (8, 9101160), (9, 8089920), (10, 7280928), (12, 6067440), (15, 4853952), (16, 4550580), (18, 4044960), (20, 3640464), (24, 3033720), (27, 2696640), (30, 2426976), (32, 2275290), (36, 2022480), (40, 1820232), (45, 1617984), (48, 1516860), (53, 1373760), (54, 1348320), (60, 1213488), (64, 1137645), (72, 1011240), (80, 910116), (81, 898880), (90, 808992), (96, 758430), (106, 686880), (108, 674160), (120, 606744), (135, 539328), (144, 505620), (159, 457920), (160, 455058), (162, 449440), (180, 404496), (192, 379215), (212, 343440), (216, 337080), (240, 303372), (265, 274752), (270, 269664), (288, 252810), (318, 228960), (320, 227529), (324, 224720), (360, 202248), (405, 179776), (424, 171720), (432, 168540), (477, 152640), (480, 151686), (530, 137376), (540, 134832), (576, 126405), (636, 114480), (648, 112360), (720, 101124), (795, 91584), (810, 89888), (848, 85860), (864, 84270), (954, 76320), (960, 75843), (1060, 68688), (1080, 67416), (1272, 57240), (1296, 56180), (1431, 50880), (1440, 50562), (1590, 45792), (1620, 44944), (1696, 42930), (1728, 42135), (1908, 38160), (2120, 34344), (2160, 33708), (2385, 30528), (2544, 28620), (2592, 28090), (2809, 25920), (2862, 25440), (2880, 25281), (3180, 22896), (3240, 22472), (3392, 21465), (3816, 19080), (4240, 17172), (4293, 16960), (4320, 16854), (4770, 15264), (5088, 14310), (5184, 14045), (5618, 12960), (5724, 12720), (6360, 11448), (6480, 11236), (7155, 10176), (7632, 9540), (8427, 8640), (8480, 8586)]