154142240

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{19661}}^1$

素因数の和:19690

約数の個数: 72

約数和(自身を含む): 423637452

約数和(自身を除く): 269495212

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 7840, 19661, 39322, 78644, 98305, 137627, 157288, 196610, 275254, 314576, 393220, 550508, 629152, 688135, 786440, 963389, 1101016, 1376270, 1572880, 1926778, 2202032, 2752540, 3145760, 3853556, 4404064, 4816945, 5505080, 7707112, 9633890, 11010160, 15414224, 19267780, 22020320, 30828448, 38535560, 77071120, 154142240]

約数ペア:

[(1, 154142240), (2, 77071120), (4, 38535560), (5, 30828448), (7, 22020320), (8, 19267780), (10, 15414224), (14, 11010160), (16, 9633890), (20, 7707112), (28, 5505080), (32, 4816945), (35, 4404064), (40, 3853556), (49, 3145760), (56, 2752540), (70, 2202032), (80, 1926778), (98, 1572880), (112, 1376270), (140, 1101016), (160, 963389), (196, 786440), (224, 688135), (245, 629152), (280, 550508), (392, 393220), (490, 314576), (560, 275254), (784, 196610), (980, 157288), (1120, 137627), (1568, 98305), (1960, 78644), (3920, 39322), (7840, 19661)]