56782880

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{419}}^1$

素因数の和:463

約数の個数: 144

約数和(自身を含む): 168920640

約数和(自身を除く): 112137760

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 121, 140, 154, 160, 176, 220, 224, 242, 280, 308, 352, 385, 419, 440, 484, 560, 605, 616, 770, 838, 847, 880, 968, 1120, 1210, 1232, 1540, 1676, 1694, 1760, 1936, 2095, 2420, 2464, 2933, 3080, 3352, 3388, 3872, 4190, 4235, 4609, 4840, 5866, 6160, 6704, 6776, 8380, 8470, 9218, 9680, 11732, 12320, 13408, 13552, 14665, 16760, 16940, 18436, 19360, 23045, 23464, 27104, 29330, 32263, 33520, 33880, 36872, 46090, 46928, 50699, 58660, 64526, 67040, 67760, 73744, 92180, 93856, 101398, 117320, 129052, 135520, 147488, 161315, 184360, 202796, 234640, 253495, 258104, 322630, 354893, 368720, 405592, 469280, 506990, 516208, 645260, 709786, 737440, 811184, 1013980, 1032416, 1290520, 1419572, 1622368, 1774465, 2027960, 2581040, 2839144, 3548930, 4055920, 5162080, 5678288, 7097860, 8111840, 11356576, 14195720, 28391440, 56782880]

約数ペア:

[(1, 56782880), (2, 28391440), (4, 14195720), (5, 11356576), (7, 8111840), (8, 7097860), (10, 5678288), (11, 5162080), (14, 4055920), (16, 3548930), (20, 2839144), (22, 2581040), (28, 2027960), (32, 1774465), (35, 1622368), (40, 1419572), (44, 1290520), (55, 1032416), (56, 1013980), (70, 811184), (77, 737440), (80, 709786), (88, 645260), (110, 516208), (112, 506990), (121, 469280), (140, 405592), (154, 368720), (160, 354893), (176, 322630), (220, 258104), (224, 253495), (242, 234640), (280, 202796), (308, 184360), (352, 161315), (385, 147488), (419, 135520), (440, 129052), (484, 117320), (560, 101398), (605, 93856), (616, 92180), (770, 73744), (838, 67760), (847, 67040), (880, 64526), (968, 58660), (1120, 50699), (1210, 46928), (1232, 46090), (1540, 36872), (1676, 33880), (1694, 33520), (1760, 32263), (1936, 29330), (2095, 27104), (2420, 23464), (2464, 23045), (2933, 19360), (3080, 18436), (3352, 16940), (3388, 16760), (3872, 14665), (4190, 13552), (4235, 13408), (4609, 12320), (4840, 11732), (5866, 9680), (6160, 9218), (6704, 8470), (6776, 8380)]