55581680

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{1289}}^1$

素因数の和:1327

約数の個数: 120

約数和(自身を含む): 164118960

約数和(自身を除く): 108537280

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 49, 55, 56, 70, 77, 80, 88, 98, 110, 112, 140, 154, 176, 196, 220, 245, 280, 308, 385, 392, 440, 490, 539, 560, 616, 770, 784, 880, 980, 1078, 1232, 1289, 1540, 1960, 2156, 2578, 2695, 3080, 3920, 4312, 5156, 5390, 6160, 6445, 8624, 9023, 10312, 10780, 12890, 14179, 18046, 20624, 21560, 25780, 28358, 36092, 43120, 45115, 51560, 56716, 63161, 70895, 72184, 90230, 99253, 103120, 113432, 126322, 141790, 144368, 180460, 198506, 226864, 252644, 283580, 315805, 360920, 397012, 496265, 505288, 567160, 631610, 694771, 721840, 794024, 992530, 1010576, 1134320, 1263220, 1389542, 1588048, 1985060, 2526440, 2779084, 3473855, 3970120, 5052880, 5558168, 6947710, 7940240, 11116336, 13895420, 27790840, 55581680]

約数ペア:

[(1, 55581680), (2, 27790840), (4, 13895420), (5, 11116336), (7, 7940240), (8, 6947710), (10, 5558168), (11, 5052880), (14, 3970120), (16, 3473855), (20, 2779084), (22, 2526440), (28, 1985060), (35, 1588048), (40, 1389542), (44, 1263220), (49, 1134320), (55, 1010576), (56, 992530), (70, 794024), (77, 721840), (80, 694771), (88, 631610), (98, 567160), (110, 505288), (112, 496265), (140, 397012), (154, 360920), (176, 315805), (196, 283580), (220, 252644), (245, 226864), (280, 198506), (308, 180460), (385, 144368), (392, 141790), (440, 126322), (490, 113432), (539, 103120), (560, 99253), (616, 90230), (770, 72184), (784, 70895), (880, 63161), (980, 56716), (1078, 51560), (1232, 45115), (1289, 43120), (1540, 36092), (1960, 28358), (2156, 25780), (2578, 21560), (2695, 20624), (3080, 18046), (3920, 14179), (4312, 12890), (5156, 10780), (5390, 10312), (6160, 9023), (6445, 8624)]