666401120

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{54091}}^1$

素因数の和:54124

約数の個数: 96

約数和(自身を含む): 1962890496

約数和(自身を除く): 1296489376

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, 140, 154, 160, 176, 220, 224, 280, 308, 352, 385, 440, 560, 616, 770, 880, 1120, 1232, 1540, 1760, 2464, 3080, 6160, 12320, 54091, 108182, 216364, 270455, 378637, 432728, 540910, 595001, 757274, 865456, 1081820, 1190002, 1514548, 1730912, 1893185, 2163640, 2380004, 2975005, 3029096, 3786370, 4165007, 4327280, 4760008, 5950010, 6058192, 7572740, 8330014, 8654560, 9520016, 11900020, 12116384, 15145480, 16660028, 19040032, 20825035, 23800040, 30290960, 33320056, 41650070, 47600080, 60581920, 66640112, 83300140, 95200160, 133280224, 166600280, 333200560, 666401120]

約数ペア:

[(1, 666401120), (2, 333200560), (4, 166600280), (5, 133280224), (7, 95200160), (8, 83300140), (10, 66640112), (11, 60581920), (14, 47600080), (16, 41650070), (20, 33320056), (22, 30290960), (28, 23800040), (32, 20825035), (35, 19040032), (40, 16660028), (44, 15145480), (55, 12116384), (56, 11900020), (70, 9520016), (77, 8654560), (80, 8330014), (88, 7572740), (110, 6058192), (112, 5950010), (140, 4760008), (154, 4327280), (160, 4165007), (176, 3786370), (220, 3029096), (224, 2975005), (280, 2380004), (308, 2163640), (352, 1893185), (385, 1730912), (440, 1514548), (560, 1190002), (616, 1081820), (770, 865456), (880, 757274), (1120, 595001), (1232, 540910), (1540, 432728), (1760, 378637), (2464, 270455), (3080, 216364), (6160, 108182), (12320, 54091)]