864427860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{208799}}^1$

素因数の和:208837

約数の個数: 72

約数和(自身を含む): 2736115200

約数和(自身を除く): 1871687340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 2070, 4140, 208799, 417598, 626397, 835196, 1043995, 1252794, 1879191, 2087990, 2505588, 3131985, 3758382, 4175980, 4802377, 6263970, 7516764, 9395955, 9604754, 12527940, 14407131, 18791910, 19209508, 24011885, 28814262, 37583820, 43221393, 48023770, 57628524, 72035655, 86442786, 96047540, 144071310, 172885572, 216106965, 288142620, 432213930, 864427860]

約数ペア:

[(1, 864427860), (2, 432213930), (3, 288142620), (4, 216106965), (5, 172885572), (6, 144071310), (9, 96047540), (10, 86442786), (12, 72035655), (15, 57628524), (18, 48023770), (20, 43221393), (23, 37583820), (30, 28814262), (36, 24011885), (45, 19209508), (46, 18791910), (60, 14407131), (69, 12527940), (90, 9604754), (92, 9395955), (115, 7516764), (138, 6263970), (180, 4802377), (207, 4175980), (230, 3758382), (276, 3131985), (345, 2505588), (414, 2087990), (460, 1879191), (690, 1252794), (828, 1043995), (1035, 835196), (1380, 626397), (2070, 417598), (4140, 208799)]