27170040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{881}}^1$

素因数の和:1152

約数の個数: 64

約数和(自身を含む): 81920160

約数和(自身を除く): 54750120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 257, 514, 771, 881, 1028, 1285, 1542, 1762, 2056, 2570, 2643, 3084, 3524, 3855, 4405, 5140, 5286, 6168, 7048, 7710, 8810, 10280, 10572, 13215, 15420, 17620, 21144, 26430, 30840, 35240, 52860, 105720, 226417, 452834, 679251, 905668, 1132085, 1358502, 1811336, 2264170, 2717004, 3396255, 4528340, 5434008, 6792510, 9056680, 13585020, 27170040]

約数ペア:

[(1, 27170040), (2, 13585020), (3, 9056680), (4, 6792510), (5, 5434008), (6, 4528340), (8, 3396255), (10, 2717004), (12, 2264170), (15, 1811336), (20, 1358502), (24, 1132085), (30, 905668), (40, 679251), (60, 452834), (120, 226417), (257, 105720), (514, 52860), (771, 35240), (881, 30840), (1028, 26430), (1285, 21144), (1542, 17620), (1762, 15420), (2056, 13215), (2570, 10572), (2643, 10280), (3084, 8810), (3524, 7710), (3855, 7048), (4405, 6168), (5140, 5286)]