491462640

素因数分解:

$2^4\times 3^7\times 5^1\times {\mathrm{53}}^2$

素因数の和:140

約数の個数: 240

約数和(自身を含む): 1746659040

約数和(自身を除く): 1255196400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 53, 54, 60, 72, 80, 81, 90, 106, 108, 120, 135, 144, 159, 162, 180, 212, 216, 240, 243, 265, 270, 318, 324, 360, 405, 424, 432, 477, 486, 530, 540, 636, 648, 720, 729, 795, 810, 848, 954, 972, 1060, 1080, 1215, 1272, 1296, 1431, 1458, 1590, 1620, 1908, 1944, 2120, 2160, 2187, 2385, 2430, 2544, 2809, 2862, 2916, 3180, 3240, 3645, 3816, 3888, 4240, 4293, 4374, 4770, 4860, 5618, 5724, 5832, 6360, 6480, 7155, 7290, 7632, 8427, 8586, 8748, 9540, 9720, 10935, 11236, 11448, 11664, 12720, 12879, 14045, 14310, 14580, 16854, 17172, 17496, 19080, 19440, 21465, 21870, 22472, 22896, 25281, 25758, 28090, 28620, 29160, 33708, 34344, 34992, 38160, 38637, 42135, 42930, 43740, 44944, 50562, 51516, 56180, 57240, 58320, 64395, 67416, 68688, 75843, 77274, 84270, 85860, 87480, 101124, 103032, 112360, 114480, 115911, 126405, 128790, 134832, 151686, 154548, 168540, 171720, 174960, 193185, 202248, 206064, 224720, 227529, 231822, 252810, 257580, 303372, 309096, 337080, 343440, 379215, 386370, 404496, 455058, 463644, 505620, 515160, 579555, 606744, 618192, 674160, 682587, 758430, 772740, 910116, 927288, 1011240, 1030320, 1137645, 1159110, 1213488, 1365174, 1516860, 1545480, 1820232, 1854576, 2022480, 2047761, 2275290, 2318220, 2730348, 3033720, 3090960, 3412935, 3640464, 4095522, 4550580, 4636440, 5460696, 6067440, 6143283, 6825870, 8191044, 9101160, 9272880, 10238805, 10921392, 12286566, 13651740, 16382088, 18202320, 20477610, 24573132, 27303480, 30716415, 32764176, 40955220, 49146264, 54606960, 61432830, 81910440, 98292528, 122865660, 163820880, 245731320, 491462640]

約数ペア:

[(1, 491462640), (2, 245731320), (3, 163820880), (4, 122865660), (5, 98292528), (6, 81910440), (8, 61432830), (9, 54606960), (10, 49146264), (12, 40955220), (15, 32764176), (16, 30716415), (18, 27303480), (20, 24573132), (24, 20477610), (27, 18202320), (30, 16382088), (36, 13651740), (40, 12286566), (45, 10921392), (48, 10238805), (53, 9272880), (54, 9101160), (60, 8191044), (72, 6825870), (80, 6143283), (81, 6067440), (90, 5460696), (106, 4636440), (108, 4550580), (120, 4095522), (135, 3640464), (144, 3412935), (159, 3090960), (162, 3033720), (180, 2730348), (212, 2318220), (216, 2275290), (240, 2047761), (243, 2022480), (265, 1854576), (270, 1820232), (318, 1545480), (324, 1516860), (360, 1365174), (405, 1213488), (424, 1159110), (432, 1137645), (477, 1030320), (486, 1011240), (530, 927288), (540, 910116), (636, 772740), (648, 758430), (720, 682587), (729, 674160), (795, 618192), (810, 606744), (848, 579555), (954, 515160), (972, 505620), (1060, 463644), (1080, 455058), (1215, 404496), (1272, 386370), (1296, 379215), (1431, 343440), (1458, 337080), (1590, 309096), (1620, 303372), (1908, 257580), (1944, 252810), (2120, 231822), (2160, 227529), (2187, 224720), (2385, 206064), (2430, 202248), (2544, 193185), (2809, 174960), (2862, 171720), (2916, 168540), (3180, 154548), (3240, 151686), (3645, 134832), (3816, 128790), (3888, 126405), (4240, 115911), (4293, 114480), (4374, 112360), (4770, 103032), (4860, 101124), (5618, 87480), (5724, 85860), (5832, 84270), (6360, 77274), (6480, 75843), (7155, 68688), (7290, 67416), (7632, 64395), (8427, 58320), (8586, 57240), (8748, 56180), (9540, 51516), (9720, 50562), (10935, 44944), (11236, 43740), (11448, 42930), (11664, 42135), (12720, 38637), (12879, 38160), (14045, 34992), (14310, 34344), (14580, 33708), (16854, 29160), (17172, 28620), (17496, 28090), (19080, 25758), (19440, 25281), (21465, 22896), (21870, 22472)]