68689280

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^2\times {\mathrm{887}}^1$

素因数の和:928

約数の個数: 96

約数和(自身を含む): 180699120

約数和(自身を除く): 112009840

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 121, 128, 160, 176, 220, 242, 320, 352, 440, 484, 605, 640, 704, 880, 887, 968, 1210, 1408, 1760, 1774, 1936, 2420, 3520, 3548, 3872, 4435, 4840, 7040, 7096, 7744, 8870, 9680, 9757, 14192, 15488, 17740, 19360, 19514, 28384, 35480, 38720, 39028, 48785, 56768, 70960, 77440, 78056, 97570, 107327, 113536, 141920, 156112, 195140, 214654, 283840, 312224, 390280, 429308, 536635, 567680, 624448, 780560, 858616, 1073270, 1248896, 1561120, 1717232, 2146540, 3122240, 3434464, 4293080, 6244480, 6868928, 8586160, 13737856, 17172320, 34344640, 68689280]

約数ペア:

[(1, 68689280), (2, 34344640), (4, 17172320), (5, 13737856), (8, 8586160), (10, 6868928), (11, 6244480), (16, 4293080), (20, 3434464), (22, 3122240), (32, 2146540), (40, 1717232), (44, 1561120), (55, 1248896), (64, 1073270), (80, 858616), (88, 780560), (110, 624448), (121, 567680), (128, 536635), (160, 429308), (176, 390280), (220, 312224), (242, 283840), (320, 214654), (352, 195140), (440, 156112), (484, 141920), (605, 113536), (640, 107327), (704, 97570), (880, 78056), (887, 77440), (968, 70960), (1210, 56768), (1408, 48785), (1760, 39028), (1774, 38720), (1936, 35480), (2420, 28384), (3520, 19514), (3548, 19360), (3872, 17740), (4435, 15488), (4840, 14192), (7040, 9757), (7096, 9680), (7744, 8870)]