171782820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{859}}^1$

素因数の和:986

約数の個数: 144

約数和(自身を含む): 574741440

約数和(自身を除く): 402958620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 101, 110, 132, 165, 180, 198, 202, 220, 303, 330, 396, 404, 495, 505, 606, 660, 859, 909, 990, 1010, 1111, 1212, 1515, 1718, 1818, 1980, 2020, 2222, 2577, 3030, 3333, 3436, 3636, 4295, 4444, 4545, 5154, 5555, 6060, 6666, 7731, 8590, 9090, 9449, 9999, 10308, 11110, 12885, 13332, 15462, 16665, 17180, 18180, 18898, 19998, 22220, 25770, 28347, 30924, 33330, 37796, 38655, 39996, 47245, 49995, 51540, 56694, 66660, 77310, 85041, 86759, 94490, 99990, 113388, 141735, 154620, 170082, 173518, 188980, 199980, 260277, 283470, 340164, 347036, 425205, 433795, 520554, 566940, 780831, 850410, 867590, 954349, 1041108, 1301385, 1561662, 1700820, 1735180, 1908698, 2602770, 2863047, 3123324, 3817396, 3904155, 4771745, 5205540, 5726094, 7808310, 8589141, 9543490, 11452188, 14315235, 15616620, 17178282, 19086980, 28630470, 34356564, 42945705, 57260940, 85891410, 171782820]

約数ペア:

[(1, 171782820), (2, 85891410), (3, 57260940), (4, 42945705), (5, 34356564), (6, 28630470), (9, 19086980), (10, 17178282), (11, 15616620), (12, 14315235), (15, 11452188), (18, 9543490), (20, 8589141), (22, 7808310), (30, 5726094), (33, 5205540), (36, 4771745), (44, 3904155), (45, 3817396), (55, 3123324), (60, 2863047), (66, 2602770), (90, 1908698), (99, 1735180), (101, 1700820), (110, 1561662), (132, 1301385), (165, 1041108), (180, 954349), (198, 867590), (202, 850410), (220, 780831), (303, 566940), (330, 520554), (396, 433795), (404, 425205), (495, 347036), (505, 340164), (606, 283470), (660, 260277), (859, 199980), (909, 188980), (990, 173518), (1010, 170082), (1111, 154620), (1212, 141735), (1515, 113388), (1718, 99990), (1818, 94490), (1980, 86759), (2020, 85041), (2222, 77310), (2577, 66660), (3030, 56694), (3333, 51540), (3436, 49995), (3636, 47245), (4295, 39996), (4444, 38655), (4545, 37796), (5154, 33330), (5555, 30924), (6060, 28347), (6666, 25770), (7731, 22220), (8590, 19998), (9090, 18898), (9449, 18180), (9999, 17180), (10308, 16665), (11110, 15462), (12885, 13332)]