81414360

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{251}}^1$

素因数の和:338

約数の個数: 192

約数和(自身を含む): 286584480

約数和(自身を除く): 205170120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 30, 34, 36, 40, 45, 51, 53, 60, 68, 72, 85, 90, 102, 106, 120, 136, 153, 159, 170, 180, 204, 212, 251, 255, 265, 306, 318, 340, 360, 408, 424, 477, 502, 510, 530, 612, 636, 680, 753, 765, 795, 901, 954, 1004, 1020, 1060, 1224, 1255, 1272, 1506, 1530, 1590, 1802, 1908, 2008, 2040, 2120, 2259, 2385, 2510, 2703, 3012, 3060, 3180, 3604, 3765, 3816, 4267, 4505, 4518, 4770, 5020, 5406, 6024, 6120, 6360, 7208, 7530, 8109, 8534, 9010, 9036, 9540, 10040, 10812, 11295, 12801, 13303, 13515, 15060, 16218, 17068, 18020, 18072, 19080, 21335, 21624, 22590, 25602, 26606, 27030, 30120, 32436, 34136, 36040, 38403, 39909, 40545, 42670, 45180, 51204, 53212, 54060, 64005, 64872, 66515, 76806, 79818, 81090, 85340, 90360, 102408, 106424, 108120, 119727, 128010, 133030, 153612, 159636, 162180, 170680, 192015, 199545, 226151, 239454, 256020, 266060, 307224, 319272, 324360, 384030, 399090, 452302, 478908, 512040, 532120, 598635, 678453, 768060, 798180, 904604, 957816, 1130755, 1197270, 1356906, 1536120, 1596360, 1809208, 2035359, 2261510, 2394540, 2713812, 3392265, 4070718, 4523020, 4789080, 5427624, 6784530, 8141436, 9046040, 10176795, 13569060, 16282872, 20353590, 27138120, 40707180, 81414360]

約数ペア:

[(1, 81414360), (2, 40707180), (3, 27138120), (4, 20353590), (5, 16282872), (6, 13569060), (8, 10176795), (9, 9046040), (10, 8141436), (12, 6784530), (15, 5427624), (17, 4789080), (18, 4523020), (20, 4070718), (24, 3392265), (30, 2713812), (34, 2394540), (36, 2261510), (40, 2035359), (45, 1809208), (51, 1596360), (53, 1536120), (60, 1356906), (68, 1197270), (72, 1130755), (85, 957816), (90, 904604), (102, 798180), (106, 768060), (120, 678453), (136, 598635), (153, 532120), (159, 512040), (170, 478908), (180, 452302), (204, 399090), (212, 384030), (251, 324360), (255, 319272), (265, 307224), (306, 266060), (318, 256020), (340, 239454), (360, 226151), (408, 199545), (424, 192015), (477, 170680), (502, 162180), (510, 159636), (530, 153612), (612, 133030), (636, 128010), (680, 119727), (753, 108120), (765, 106424), (795, 102408), (901, 90360), (954, 85340), (1004, 81090), (1020, 79818), (1060, 76806), (1224, 66515), (1255, 64872), (1272, 64005), (1506, 54060), (1530, 53212), (1590, 51204), (1802, 45180), (1908, 42670), (2008, 40545), (2040, 39909), (2120, 38403), (2259, 36040), (2385, 34136), (2510, 32436), (2703, 30120), (3012, 27030), (3060, 26606), (3180, 25602), (3604, 22590), (3765, 21624), (3816, 21335), (4267, 19080), (4505, 18072), (4518, 18020), (4770, 17068), (5020, 16218), (5406, 15060), (6024, 13515), (6120, 13303), (6360, 12801), (7208, 11295), (7530, 10812), (8109, 10040), (8534, 9540), (9010, 9036)]