31530840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23887}}^1$

素因数の和:23912

約数の個数: 64

約数和(自身を含む): 103196160

約数和(自身を除く): 71665320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 440, 660, 1320, 23887, 47774, 71661, 95548, 119435, 143322, 191096, 238870, 262757, 286644, 358305, 477740, 525514, 573288, 716610, 788271, 955480, 1051028, 1313785, 1433220, 1576542, 2102056, 2627570, 2866440, 3153084, 3941355, 5255140, 6306168, 7882710, 10510280, 15765420, 31530840]

約数ペア:

[(1, 31530840), (2, 15765420), (3, 10510280), (4, 7882710), (5, 6306168), (6, 5255140), (8, 3941355), (10, 3153084), (11, 2866440), (12, 2627570), (15, 2102056), (20, 1576542), (22, 1433220), (24, 1313785), (30, 1051028), (33, 955480), (40, 788271), (44, 716610), (55, 573288), (60, 525514), (66, 477740), (88, 358305), (110, 286644), (120, 262757), (132, 238870), (165, 191096), (220, 143322), (264, 119435), (330, 95548), (440, 71661), (660, 47774), (1320, 23887)]