220294920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79817}}^1$

素因数の和:79854

約数の個数: 64

約数和(自身を含む): 689627520

約数和(自身を除く): 469332600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 230, 276, 345, 460, 552, 690, 920, 1380, 2760, 79817, 159634, 239451, 319268, 399085, 478902, 638536, 798170, 957804, 1197255, 1596340, 1835791, 1915608, 2394510, 3192680, 3671582, 4789020, 5507373, 7343164, 9178955, 9578040, 11014746, 14686328, 18357910, 22029492, 27536865, 36715820, 44058984, 55073730, 73431640, 110147460, 220294920]

約数ペア:

[(1, 220294920), (2, 110147460), (3, 73431640), (4, 55073730), (5, 44058984), (6, 36715820), (8, 27536865), (10, 22029492), (12, 18357910), (15, 14686328), (20, 11014746), (23, 9578040), (24, 9178955), (30, 7343164), (40, 5507373), (46, 4789020), (60, 3671582), (69, 3192680), (92, 2394510), (115, 1915608), (120, 1835791), (138, 1596340), (184, 1197255), (230, 957804), (276, 798170), (345, 638536), (460, 478902), (552, 399085), (690, 319268), (920, 239451), (1380, 159634), (2760, 79817)]