220715880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23887}}^1$

素因数の和:23919

約数の個数: 128

約数和(自身を含む): 825569280

約数和(自身を除く): 604853400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 55, 56, 60, 66, 70, 77, 84, 88, 105, 110, 120, 132, 140, 154, 165, 168, 210, 220, 231, 264, 280, 308, 330, 385, 420, 440, 462, 616, 660, 770, 840, 924, 1155, 1320, 1540, 1848, 2310, 3080, 4620, 9240, 23887, 47774, 71661, 95548, 119435, 143322, 167209, 191096, 238870, 262757, 286644, 334418, 358305, 477740, 501627, 525514, 573288, 668836, 716610, 788271, 836045, 955480, 1003254, 1051028, 1313785, 1337672, 1433220, 1576542, 1672090, 1839299, 2006508, 2102056, 2508135, 2627570, 2866440, 3153084, 3344180, 3678598, 3941355, 4013016, 5016270, 5255140, 5517897, 6306168, 6688360, 7357196, 7882710, 9196495, 10032540, 10510280, 11035794, 14714392, 15765420, 18392990, 20065080, 22071588, 27589485, 31530840, 36785980, 44143176, 55178970, 73571960, 110357940, 220715880]

約数ペア:

[(1, 220715880), (2, 110357940), (3, 73571960), (4, 55178970), (5, 44143176), (6, 36785980), (7, 31530840), (8, 27589485), (10, 22071588), (11, 20065080), (12, 18392990), (14, 15765420), (15, 14714392), (20, 11035794), (21, 10510280), (22, 10032540), (24, 9196495), (28, 7882710), (30, 7357196), (33, 6688360), (35, 6306168), (40, 5517897), (42, 5255140), (44, 5016270), (55, 4013016), (56, 3941355), (60, 3678598), (66, 3344180), (70, 3153084), (77, 2866440), (84, 2627570), (88, 2508135), (105, 2102056), (110, 2006508), (120, 1839299), (132, 1672090), (140, 1576542), (154, 1433220), (165, 1337672), (168, 1313785), (210, 1051028), (220, 1003254), (231, 955480), (264, 836045), (280, 788271), (308, 716610), (330, 668836), (385, 573288), (420, 525514), (440, 501627), (462, 477740), (616, 358305), (660, 334418), (770, 286644), (840, 262757), (924, 238870), (1155, 191096), (1320, 167209), (1540, 143322), (1848, 119435), (2310, 95548), (3080, 71661), (4620, 47774), (9240, 23887)]