291237120

素因数分解:

$2^8\times 3^4\times 5^1\times {\mathrm{53}}^2$

素因数の和:139

約数の個数: 270

約数和(自身を含む): 1062132918

約数和(自身を除く): 770895798

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, 128, 135, 144, 159, 160, 162, 180, 192, 212, 216, 240, 256, 265, 270, 288, 318, 320, 324, 360, 384, 405, 424, 432, 477, 480, 530, 540, 576, 636, 640, 648, 720, 768, 795, 810, 848, 864, 954, 960, 1060, 1080, 1152, 1272, 1280, 1296, 1431, 1440, 1590, 1620, 1696, 1728, 1908, 1920, 2120, 2160, 2304, 2385, 2544, 2592, 2809, 2862, 2880, 3180, 3240, 3392, 3456, 3816, 3840, 4240, 4293, 4320, 4770, 5088, 5184, 5618, 5724, 5760, 6360, 6480, 6784, 6912, 7155, 7632, 8427, 8480, 8586, 8640, 9540, 10176, 10368, 11236, 11448, 11520, 12720, 12960, 13568, 14045, 14310, 15264, 16854, 16960, 17172, 17280, 19080, 20352, 20736, 21465, 22472, 22896, 25281, 25440, 25920, 28090, 28620, 30528, 33708, 33920, 34344, 34560, 38160, 40704, 42135, 42930, 44944, 45792, 50562, 50880, 51840, 56180, 57240, 61056, 67416, 67840, 68688, 75843, 76320, 84270, 85860, 89888, 91584, 101124, 101760, 103680, 112360, 114480, 122112, 126405, 134832, 137376, 151686, 152640, 168540, 171720, 179776, 183168, 202248, 203520, 224720, 227529, 228960, 252810, 269664, 274752, 303372, 305280, 337080, 343440, 359552, 366336, 379215, 404496, 449440, 455058, 457920, 505620, 539328, 549504, 606744, 610560, 674160, 686880, 719104, 758430, 808992, 898880, 910116, 915840, 1011240, 1078656, 1099008, 1137645, 1213488, 1348320, 1373760, 1516860, 1617984, 1797760, 1820232, 1831680, 2022480, 2157312, 2275290, 2426976, 2696640, 2747520, 3033720, 3235968, 3595520, 3640464, 4044960, 4550580, 4853952, 5393280, 5495040, 6067440, 6471936, 7280928, 8089920, 9101160, 9707904, 10786560, 12134880, 14561856, 16179840, 18202320, 19415808, 24269760, 29123712, 32359680, 36404640, 48539520, 58247424, 72809280, 97079040, 145618560, 291237120]

約数ペア:

[(1, 291237120), (2, 145618560), (3, 97079040), (4, 72809280), (5, 58247424), (6, 48539520), (8, 36404640), (9, 32359680), (10, 29123712), (12, 24269760), (15, 19415808), (16, 18202320), (18, 16179840), (20, 14561856), (24, 12134880), (27, 10786560), (30, 9707904), (32, 9101160), (36, 8089920), (40, 7280928), (45, 6471936), (48, 6067440), (53, 5495040), (54, 5393280), (60, 4853952), (64, 4550580), (72, 4044960), (80, 3640464), (81, 3595520), (90, 3235968), (96, 3033720), (106, 2747520), (108, 2696640), (120, 2426976), (128, 2275290), (135, 2157312), (144, 2022480), (159, 1831680), (160, 1820232), (162, 1797760), (180, 1617984), (192, 1516860), (212, 1373760), (216, 1348320), (240, 1213488), (256, 1137645), (265, 1099008), (270, 1078656), (288, 1011240), (318, 915840), (320, 910116), (324, 898880), (360, 808992), (384, 758430), (405, 719104), (424, 686880), (432, 674160), (477, 610560), (480, 606744), (530, 549504), (540, 539328), (576, 505620), (636, 457920), (640, 455058), (648, 449440), (720, 404496), (768, 379215), (795, 366336), (810, 359552), (848, 343440), (864, 337080), (954, 305280), (960, 303372), (1060, 274752), (1080, 269664), (1152, 252810), (1272, 228960), (1280, 227529), (1296, 224720), (1431, 203520), (1440, 202248), (1590, 183168), (1620, 179776), (1696, 171720), (1728, 168540), (1908, 152640), (1920, 151686), (2120, 137376), (2160, 134832), (2304, 126405), (2385, 122112), (2544, 114480), (2592, 112360), (2809, 103680), (2862, 101760), (2880, 101124), (3180, 91584), (3240, 89888), (3392, 85860), (3456, 84270), (3816, 76320), (3840, 75843), (4240, 68688), (4293, 67840), (4320, 67416), (4770, 61056), (5088, 57240), (5184, 56180), (5618, 51840), (5724, 50880), (5760, 50562), (6360, 45792), (6480, 44944), (6784, 42930), (6912, 42135), (7155, 40704), (7632, 38160), (8427, 34560), (8480, 34344), (8586, 33920), (8640, 33708), (9540, 30528), (10176, 28620), (10368, 28090), (11236, 25920), (11448, 25440), (11520, 25281), (12720, 22896), (12960, 22472), (13568, 21465), (14045, 20736), (14310, 20352), (15264, 19080), (16854, 17280), (16960, 17172)]