255279420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{4159}}^1$

素因数の和:4216

約数の個数: 144

約数和(自身を含む): 872202240

約数和(自身を除く): 616922820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 31, 33, 36, 44, 45, 55, 60, 62, 66, 90, 93, 99, 110, 124, 132, 155, 165, 180, 186, 198, 220, 279, 310, 330, 341, 372, 396, 465, 495, 558, 620, 660, 682, 930, 990, 1023, 1116, 1364, 1395, 1705, 1860, 1980, 2046, 2790, 3069, 3410, 4092, 4159, 5115, 5580, 6138, 6820, 8318, 10230, 12276, 12477, 15345, 16636, 20460, 20795, 24954, 30690, 37431, 41590, 45749, 49908, 61380, 62385, 74862, 83180, 91498, 124770, 128929, 137247, 149724, 182996, 187155, 228745, 249540, 257858, 274494, 374310, 386787, 411741, 457490, 515716, 548988, 644645, 686235, 748620, 773574, 823482, 914980, 1160361, 1289290, 1372470, 1418219, 1547148, 1646964, 1933935, 2058705, 2320722, 2578580, 2744940, 2836438, 3867870, 4117410, 4254657, 4641444, 5672876, 5801805, 7091095, 7735740, 8234820, 8509314, 11603610, 12763971, 14182190, 17018628, 21273285, 23207220, 25527942, 28364380, 42546570, 51055884, 63819855, 85093140, 127639710, 255279420]

約数ペア:

[(1, 255279420), (2, 127639710), (3, 85093140), (4, 63819855), (5, 51055884), (6, 42546570), (9, 28364380), (10, 25527942), (11, 23207220), (12, 21273285), (15, 17018628), (18, 14182190), (20, 12763971), (22, 11603610), (30, 8509314), (31, 8234820), (33, 7735740), (36, 7091095), (44, 5801805), (45, 5672876), (55, 4641444), (60, 4254657), (62, 4117410), (66, 3867870), (90, 2836438), (93, 2744940), (99, 2578580), (110, 2320722), (124, 2058705), (132, 1933935), (155, 1646964), (165, 1547148), (180, 1418219), (186, 1372470), (198, 1289290), (220, 1160361), (279, 914980), (310, 823482), (330, 773574), (341, 748620), (372, 686235), (396, 644645), (465, 548988), (495, 515716), (558, 457490), (620, 411741), (660, 386787), (682, 374310), (930, 274494), (990, 257858), (1023, 249540), (1116, 228745), (1364, 187155), (1395, 182996), (1705, 149724), (1860, 137247), (1980, 128929), (2046, 124770), (2790, 91498), (3069, 83180), (3410, 74862), (4092, 62385), (4159, 61380), (5115, 49908), (5580, 45749), (6138, 41590), (6820, 37431), (8318, 30690), (10230, 24954), (12276, 20795), (12477, 20460), (15345, 16636)]