20780463312

素因数分解:

$2^4\times 3^2\times 7^2\times {\mathrm{727}}^1\times {\mathrm{4051}}^1$

素因数の和:4806

約数の個数: 180

約数和(自身を含む): 67761142176

約数和(自身を除く): 46980678864

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 49, 56, 63, 72, 84, 98, 112, 126, 144, 147, 168, 196, 252, 294, 336, 392, 441, 504, 588, 727, 784, 882, 1008, 1176, 1454, 1764, 2181, 2352, 2908, 3528, 4051, 4362, 5089, 5816, 6543, 7056, 8102, 8724, 10178, 11632, 12153, 13086, 15267, 16204, 17448, 20356, 24306, 26172, 28357, 30534, 32408, 34896, 35623, 36459, 40712, 45801, 48612, 52344, 56714, 61068, 64816, 71246, 72918, 81424, 85071, 91602, 97224, 104688, 106869, 113428, 122136, 142492, 145836, 170142, 183204, 194448, 198499, 213738, 226856, 244272, 255213, 284984, 291672, 320607, 340284, 366408, 396998, 427476, 453712, 510426, 569968, 583344, 595497, 641214, 680568, 732816, 793996, 854952, 1020852, 1190994, 1282428, 1361136, 1587992, 1709904, 1786491, 2041704, 2381988, 2564856, 2945077, 3175984, 3572982, 4083408, 4763976, 5129712, 5890154, 7145964, 8835231, 9527952, 11780308, 14291928, 17670462, 20615539, 23560616, 26505693, 28583856, 35340924, 41231078, 47121232, 53011386, 61846617, 70681848, 82462156, 106022772, 123693234, 141363696, 144308773, 164924312, 185539851, 212045544, 247386468, 288617546, 329848624, 371079702, 424091088, 432926319, 494772936, 577235092, 742159404, 865852638, 989545872, 1154470184, 1298778957, 1484318808, 1731705276, 2308940368, 2597557914, 2968637616, 3463410552, 5195115828, 6926821104, 10390231656, 20780463312]

約数ペア:

[(1, 20780463312), (2, 10390231656), (3, 6926821104), (4, 5195115828), (6, 3463410552), (7, 2968637616), (8, 2597557914), (9, 2308940368), (12, 1731705276), (14, 1484318808), (16, 1298778957), (18, 1154470184), (21, 989545872), (24, 865852638), (28, 742159404), (36, 577235092), (42, 494772936), (48, 432926319), (49, 424091088), (56, 371079702), (63, 329848624), (72, 288617546), (84, 247386468), (98, 212045544), (112, 185539851), (126, 164924312), (144, 144308773), (147, 141363696), (168, 123693234), (196, 106022772), (252, 82462156), (294, 70681848), (336, 61846617), (392, 53011386), (441, 47121232), (504, 41231078), (588, 35340924), (727, 28583856), (784, 26505693), (882, 23560616), (1008, 20615539), (1176, 17670462), (1454, 14291928), (1764, 11780308), (2181, 9527952), (2352, 8835231), (2908, 7145964), (3528, 5890154), (4051, 5129712), (4362, 4763976), (5089, 4083408), (5816, 3572982), (6543, 3175984), (7056, 2945077), (8102, 2564856), (8724, 2381988), (10178, 2041704), (11632, 1786491), (12153, 1709904), (13086, 1587992), (15267, 1361136), (16204, 1282428), (17448, 1190994), (20356, 1020852), (24306, 854952), (26172, 793996), (28357, 732816), (30534, 680568), (32408, 641214), (34896, 595497), (35623, 583344), (36459, 569968), (40712, 510426), (45801, 453712), (48612, 427476), (52344, 396998), (56714, 366408), (61068, 340284), (64816, 320607), (71246, 291672), (72918, 284984), (81424, 255213), (85071, 244272), (91602, 226856), (97224, 213738), (104688, 198499), (106869, 194448), (113428, 183204), (122136, 170142), (142492, 145836)]