85318020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{151}}^1$

素因数の和:282

約数の個数: 144

約数和(自身を含む): 270221952

約数和(自身を除く): 184903932

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 73, 86, 90, 129, 146, 151, 172, 180, 215, 219, 258, 292, 302, 365, 387, 430, 438, 453, 516, 604, 645, 657, 730, 755, 774, 860, 876, 906, 1095, 1290, 1314, 1359, 1460, 1510, 1548, 1812, 1935, 2190, 2265, 2580, 2628, 2718, 3020, 3139, 3285, 3870, 4380, 4530, 5436, 6278, 6493, 6570, 6795, 7740, 9060, 9417, 11023, 12556, 12986, 13140, 13590, 15695, 18834, 19479, 22046, 25972, 27180, 28251, 31390, 32465, 33069, 37668, 38958, 44092, 47085, 55115, 56502, 58437, 62780, 64930, 66138, 77916, 94170, 97395, 99207, 110230, 113004, 116874, 129860, 132276, 141255, 165345, 188340, 194790, 198414, 220460, 233748, 282510, 292185, 330690, 389580, 396828, 473989, 496035, 565020, 584370, 661380, 947978, 992070, 1168740, 1421967, 1895956, 1984140, 2369945, 2843934, 4265901, 4739890, 5687868, 7109835, 8531802, 9479780, 14219670, 17063604, 21329505, 28439340, 42659010, 85318020]

約数ペア:

[(1, 85318020), (2, 42659010), (3, 28439340), (4, 21329505), (5, 17063604), (6, 14219670), (9, 9479780), (10, 8531802), (12, 7109835), (15, 5687868), (18, 4739890), (20, 4265901), (30, 2843934), (36, 2369945), (43, 1984140), (45, 1895956), (60, 1421967), (73, 1168740), (86, 992070), (90, 947978), (129, 661380), (146, 584370), (151, 565020), (172, 496035), (180, 473989), (215, 396828), (219, 389580), (258, 330690), (292, 292185), (302, 282510), (365, 233748), (387, 220460), (430, 198414), (438, 194790), (453, 188340), (516, 165345), (604, 141255), (645, 132276), (657, 129860), (730, 116874), (755, 113004), (774, 110230), (860, 99207), (876, 97395), (906, 94170), (1095, 77916), (1290, 66138), (1314, 64930), (1359, 62780), (1460, 58437), (1510, 56502), (1548, 55115), (1812, 47085), (1935, 44092), (2190, 38958), (2265, 37668), (2580, 33069), (2628, 32465), (2718, 31390), (3020, 28251), (3139, 27180), (3285, 25972), (3870, 22046), (4380, 19479), (4530, 18834), (5436, 15695), (6278, 13590), (6493, 13140), (6570, 12986), (6795, 12556), (7740, 11023), (9060, 9417)]