20184237720

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{78857}}^1$

素因数の和:78959

約数の個数: 160

約数和(自身を含む): 68701089600

約数和(自身を除く): 48516851880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 79, 81, 90, 108, 120, 135, 158, 162, 180, 216, 237, 270, 316, 324, 360, 395, 405, 474, 540, 632, 648, 711, 790, 810, 948, 1080, 1185, 1422, 1580, 1620, 1896, 2133, 2370, 2844, 3160, 3240, 3555, 4266, 4740, 5688, 6399, 7110, 8532, 9480, 10665, 12798, 14220, 17064, 21330, 25596, 28440, 31995, 42660, 51192, 63990, 78857, 85320, 127980, 157714, 236571, 255960, 315428, 394285, 473142, 630856, 709713, 788570, 946284, 1182855, 1419426, 1577140, 1892568, 2129139, 2365710, 2838852, 3154280, 3548565, 4258278, 4731420, 5677704, 6229703, 6387417, 7097130, 8516556, 9462840, 10645695, 12459406, 12774834, 14194260, 17033112, 18689109, 21291390, 24918812, 25549668, 28388520, 31148515, 31937085, 37378218, 42582780, 49837624, 51099336, 56067327, 62297030, 63874170, 74756436, 85165560, 93445545, 112134654, 124594060, 127748340, 149512872, 168201981, 186891090, 224269308, 249188120, 255496680, 280336635, 336403962, 373782180, 448538616, 504605943, 560673270, 672807924, 747564360, 841009905, 1009211886, 1121346540, 1345615848, 1682019810, 2018423772, 2242693080, 2523029715, 3364039620, 4036847544, 5046059430, 6728079240, 10092118860, 20184237720]

約数ペア:

[(1, 20184237720), (2, 10092118860), (3, 6728079240), (4, 5046059430), (5, 4036847544), (6, 3364039620), (8, 2523029715), (9, 2242693080), (10, 2018423772), (12, 1682019810), (15, 1345615848), (18, 1121346540), (20, 1009211886), (24, 841009905), (27, 747564360), (30, 672807924), (36, 560673270), (40, 504605943), (45, 448538616), (54, 373782180), (60, 336403962), (72, 280336635), (79, 255496680), (81, 249188120), (90, 224269308), (108, 186891090), (120, 168201981), (135, 149512872), (158, 127748340), (162, 124594060), (180, 112134654), (216, 93445545), (237, 85165560), (270, 74756436), (316, 63874170), (324, 62297030), (360, 56067327), (395, 51099336), (405, 49837624), (474, 42582780), (540, 37378218), (632, 31937085), (648, 31148515), (711, 28388520), (790, 25549668), (810, 24918812), (948, 21291390), (1080, 18689109), (1185, 17033112), (1422, 14194260), (1580, 12774834), (1620, 12459406), (1896, 10645695), (2133, 9462840), (2370, 8516556), (2844, 7097130), (3160, 6387417), (3240, 6229703), (3555, 5677704), (4266, 4731420), (4740, 4258278), (5688, 3548565), (6399, 3154280), (7110, 2838852), (8532, 2365710), (9480, 2129139), (10665, 1892568), (12798, 1577140), (14220, 1419426), (17064, 1182855), (21330, 946284), (25596, 788570), (28440, 709713), (31995, 630856), (42660, 473142), (51192, 394285), (63990, 315428), (78857, 255960), (85320, 236571), (127980, 157714)]