66880260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{569}}^1\times {\mathrm{653}}^1$

素因数の和:1237

約数の個数: 72

約数和(自身を含む): 203537880

約数和(自身を除く): 136657620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 569, 653, 1138, 1306, 1707, 1959, 2276, 2612, 2845, 3265, 3414, 3918, 5121, 5690, 5877, 6530, 6828, 7836, 8535, 9795, 10242, 11380, 11754, 13060, 17070, 19590, 20484, 23508, 25605, 29385, 34140, 39180, 51210, 58770, 102420, 117540, 371557, 743114, 1114671, 1486228, 1857785, 2229342, 3344013, 3715570, 4458684, 5573355, 6688026, 7431140, 11146710, 13376052, 16720065, 22293420, 33440130, 66880260]

約数ペア:

[(1, 66880260), (2, 33440130), (3, 22293420), (4, 16720065), (5, 13376052), (6, 11146710), (9, 7431140), (10, 6688026), (12, 5573355), (15, 4458684), (18, 3715570), (20, 3344013), (30, 2229342), (36, 1857785), (45, 1486228), (60, 1114671), (90, 743114), (180, 371557), (569, 117540), (653, 102420), (1138, 58770), (1306, 51210), (1707, 39180), (1959, 34140), (2276, 29385), (2612, 25605), (2845, 23508), (3265, 20484), (3414, 19590), (3918, 17070), (5121, 13060), (5690, 11754), (5877, 11380), (6530, 10242), (6828, 9795), (7836, 8535)]