69860120

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{887}}^1$

素因数の和:1088

約数の個数: 64

約数和(自身を含む): 172627200

約数和(自身を除く): 102767080

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 179, 220, 358, 440, 716, 887, 895, 1432, 1774, 1790, 1969, 3548, 3580, 3938, 4435, 7096, 7160, 7876, 8870, 9757, 9845, 15752, 17740, 19514, 19690, 35480, 39028, 39380, 48785, 78056, 78760, 97570, 158773, 195140, 317546, 390280, 635092, 793865, 1270184, 1587730, 1746503, 3175460, 3493006, 6350920, 6986012, 8732515, 13972024, 17465030, 34930060, 69860120]

約数ペア:

[(1, 69860120), (2, 34930060), (4, 17465030), (5, 13972024), (8, 8732515), (10, 6986012), (11, 6350920), (20, 3493006), (22, 3175460), (40, 1746503), (44, 1587730), (55, 1270184), (88, 793865), (110, 635092), (179, 390280), (220, 317546), (358, 195140), (440, 158773), (716, 97570), (887, 78760), (895, 78056), (1432, 48785), (1774, 39380), (1790, 39028), (1969, 35480), (3548, 19690), (3580, 19514), (3938, 17740), (4435, 15752), (7096, 9845), (7160, 9757), (7876, 8870)]