81045857160

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{229}}^1\times {\mathrm{42743}}^1$

素因数の和:43012

約数の個数: 192

約数和(自身を含む): 276057849600

約数和(自身を除く): 195011992440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 30, 36, 40, 45, 46, 60, 69, 72, 90, 92, 115, 120, 138, 180, 184, 207, 229, 230, 276, 345, 360, 414, 458, 460, 552, 687, 690, 828, 916, 920, 1035, 1145, 1374, 1380, 1656, 1832, 2061, 2070, 2290, 2748, 2760, 3435, 4122, 4140, 4580, 5267, 5496, 6870, 8244, 8280, 9160, 10305, 10534, 13740, 15801, 16488, 20610, 21068, 26335, 27480, 31602, 41220, 42136, 42743, 47403, 52670, 63204, 79005, 82440, 85486, 94806, 105340, 126408, 128229, 158010, 170972, 189612, 210680, 213715, 237015, 256458, 316020, 341944, 379224, 384687, 427430, 474030, 512916, 632040, 641145, 769374, 854860, 948060, 983089, 1025832, 1282290, 1538748, 1709720, 1896120, 1923435, 1966178, 2564580, 2949267, 3077496, 3846870, 3932356, 4915445, 5129160, 5898534, 7693740, 7864712, 8847801, 9788147, 9830890, 11797068, 14746335, 15387480, 17695602, 19576294, 19661780, 23594136, 29364441, 29492670, 35391204, 39152588, 39323560, 44239005, 48940735, 58728882, 58985340, 70782408, 78305176, 88093323, 88478010, 97881470, 117457764, 117970680, 146822205, 176186646, 176956020, 195762940, 225127381, 234915528, 293644410, 352373292, 353912040, 391525880, 440466615, 450254762, 587288820, 675382143, 704746584, 880933230, 900509524, 1125636905, 1174577640, 1350764286, 1761866460, 1801019048, 2026146429, 2251273810, 2701528572, 3376910715, 3523732920, 4052292858, 4502547620, 5403057144, 6753821430, 8104585716, 9005095240, 10130732145, 13507642860, 16209171432, 20261464290, 27015285720, 40522928580, 81045857160]

約数ペア:

[(1, 81045857160), (2, 40522928580), (3, 27015285720), (4, 20261464290), (5, 16209171432), (6, 13507642860), (8, 10130732145), (9, 9005095240), (10, 8104585716), (12, 6753821430), (15, 5403057144), (18, 4502547620), (20, 4052292858), (23, 3523732920), (24, 3376910715), (30, 2701528572), (36, 2251273810), (40, 2026146429), (45, 1801019048), (46, 1761866460), (60, 1350764286), (69, 1174577640), (72, 1125636905), (90, 900509524), (92, 880933230), (115, 704746584), (120, 675382143), (138, 587288820), (180, 450254762), (184, 440466615), (207, 391525880), (229, 353912040), (230, 352373292), (276, 293644410), (345, 234915528), (360, 225127381), (414, 195762940), (458, 176956020), (460, 176186646), (552, 146822205), (687, 117970680), (690, 117457764), (828, 97881470), (916, 88478010), (920, 88093323), (1035, 78305176), (1145, 70782408), (1374, 58985340), (1380, 58728882), (1656, 48940735), (1832, 44239005), (2061, 39323560), (2070, 39152588), (2290, 35391204), (2748, 29492670), (2760, 29364441), (3435, 23594136), (4122, 19661780), (4140, 19576294), (4580, 17695602), (5267, 15387480), (5496, 14746335), (6870, 11797068), (8244, 9830890), (8280, 9788147), (9160, 8847801), (10305, 7864712), (10534, 7693740), (13740, 5898534), (15801, 5129160), (16488, 4915445), (20610, 3932356), (21068, 3846870), (26335, 3077496), (27480, 2949267), (31602, 2564580), (41220, 1966178), (42136, 1923435), (42743, 1896120), (47403, 1709720), (52670, 1538748), (63204, 1282290), (79005, 1025832), (82440, 983089), (85486, 948060), (94806, 854860), (105340, 769374), (126408, 641145), (128229, 632040), (158010, 512916), (170972, 474030), (189612, 427430), (210680, 384687), (213715, 379224), (237015, 341944), (256458, 316020)]