30769280

素因数分解:

$2^7\times 5^1\times {\mathrm{131}}^1\times {\mathrm{367}}^1$

素因数の和:517

約数の個数: 64

約数和(自身を含む): 74321280

約数和(自身を除く): 43552000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 131, 160, 262, 320, 367, 524, 640, 655, 734, 1048, 1310, 1468, 1835, 2096, 2620, 2936, 3670, 4192, 5240, 5872, 7340, 8384, 10480, 11744, 14680, 16768, 20960, 23488, 29360, 41920, 46976, 48077, 58720, 83840, 96154, 117440, 192308, 234880, 240385, 384616, 480770, 769232, 961540, 1538464, 1923080, 3076928, 3846160, 6153856, 7692320, 15384640, 30769280]

約数ペア:

[(1, 30769280), (2, 15384640), (4, 7692320), (5, 6153856), (8, 3846160), (10, 3076928), (16, 1923080), (20, 1538464), (32, 961540), (40, 769232), (64, 480770), (80, 384616), (128, 240385), (131, 234880), (160, 192308), (262, 117440), (320, 96154), (367, 83840), (524, 58720), (640, 48077), (655, 46976), (734, 41920), (1048, 29360), (1310, 23488), (1468, 20960), (1835, 16768), (2096, 14680), (2620, 11744), (2936, 10480), (3670, 8384), (4192, 7340), (5240, 5872)]