85872720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1$

素因数の和:269

約数の個数: 160

約数和(自身を含む): 279303552

約数和(自身を除く): 193430832

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 43, 48, 53, 60, 80, 86, 106, 120, 129, 157, 159, 172, 212, 215, 240, 258, 265, 314, 318, 344, 424, 430, 471, 516, 530, 628, 636, 645, 688, 785, 795, 848, 860, 942, 1032, 1060, 1256, 1272, 1290, 1570, 1590, 1720, 1884, 2064, 2120, 2279, 2355, 2512, 2544, 2580, 3140, 3180, 3440, 3768, 4240, 4558, 4710, 5160, 6280, 6360, 6751, 6837, 7536, 8321, 9116, 9420, 10320, 11395, 12560, 12720, 13502, 13674, 16642, 18232, 18840, 20253, 22790, 24963, 27004, 27348, 33284, 33755, 34185, 36464, 37680, 40506, 41605, 45580, 49926, 54008, 54696, 66568, 67510, 68370, 81012, 83210, 91160, 99852, 101265, 108016, 109392, 124815, 133136, 135020, 136740, 162024, 166420, 182320, 199704, 202530, 249630, 270040, 273480, 324048, 332840, 357803, 399408, 405060, 499260, 540080, 546960, 665680, 715606, 810120, 998520, 1073409, 1431212, 1620240, 1789015, 1997040, 2146818, 2862424, 3578030, 4293636, 5367045, 5724848, 7156060, 8587272, 10734090, 14312120, 17174544, 21468180, 28624240, 42936360, 85872720]

約数ペア:

[(1, 85872720), (2, 42936360), (3, 28624240), (4, 21468180), (5, 17174544), (6, 14312120), (8, 10734090), (10, 8587272), (12, 7156060), (15, 5724848), (16, 5367045), (20, 4293636), (24, 3578030), (30, 2862424), (40, 2146818), (43, 1997040), (48, 1789015), (53, 1620240), (60, 1431212), (80, 1073409), (86, 998520), (106, 810120), (120, 715606), (129, 665680), (157, 546960), (159, 540080), (172, 499260), (212, 405060), (215, 399408), (240, 357803), (258, 332840), (265, 324048), (314, 273480), (318, 270040), (344, 249630), (424, 202530), (430, 199704), (471, 182320), (516, 166420), (530, 162024), (628, 136740), (636, 135020), (645, 133136), (688, 124815), (785, 109392), (795, 108016), (848, 101265), (860, 99852), (942, 91160), (1032, 83210), (1060, 81012), (1256, 68370), (1272, 67510), (1290, 66568), (1570, 54696), (1590, 54008), (1720, 49926), (1884, 45580), (2064, 41605), (2120, 40506), (2279, 37680), (2355, 36464), (2512, 34185), (2544, 33755), (2580, 33284), (3140, 27348), (3180, 27004), (3440, 24963), (3768, 22790), (4240, 20253), (4558, 18840), (4710, 18232), (5160, 16642), (6280, 13674), (6360, 13502), (6751, 12720), (6837, 12560), (7536, 11395), (8321, 10320), (9116, 9420)]