145405120

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{467}}^1$

素因数の和:630

約数の個数: 112

約数和(自身を含む): 399409920

約数和(自身を除く): 254004800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 139, 140, 160, 224, 278, 280, 320, 448, 467, 556, 560, 695, 934, 973, 1112, 1120, 1390, 1868, 1946, 2224, 2240, 2335, 2780, 3269, 3736, 3892, 4448, 4670, 4865, 5560, 6538, 7472, 7784, 8896, 9340, 9730, 11120, 13076, 14944, 15568, 16345, 18680, 19460, 22240, 26152, 29888, 31136, 32690, 37360, 38920, 44480, 52304, 62272, 64913, 65380, 74720, 77840, 104608, 129826, 130760, 149440, 155680, 209216, 259652, 261520, 311360, 324565, 454391, 519304, 523040, 649130, 908782, 1038608, 1046080, 1298260, 1817564, 2077216, 2271955, 2596520, 3635128, 4154432, 4543910, 5193040, 7270256, 9087820, 10386080, 14540512, 18175640, 20772160, 29081024, 36351280, 72702560, 145405120]

約数ペア:

[(1, 145405120), (2, 72702560), (4, 36351280), (5, 29081024), (7, 20772160), (8, 18175640), (10, 14540512), (14, 10386080), (16, 9087820), (20, 7270256), (28, 5193040), (32, 4543910), (35, 4154432), (40, 3635128), (56, 2596520), (64, 2271955), (70, 2077216), (80, 1817564), (112, 1298260), (139, 1046080), (140, 1038608), (160, 908782), (224, 649130), (278, 523040), (280, 519304), (320, 454391), (448, 324565), (467, 311360), (556, 261520), (560, 259652), (695, 209216), (934, 155680), (973, 149440), (1112, 130760), (1120, 129826), (1390, 104608), (1868, 77840), (1946, 74720), (2224, 65380), (2240, 64913), (2335, 62272), (2780, 52304), (3269, 44480), (3736, 38920), (3892, 37360), (4448, 32690), (4670, 31136), (4865, 29888), (5560, 26152), (6538, 22240), (7472, 19460), (7784, 18680), (8896, 16345), (9340, 15568), (9730, 14944), (11120, 13076)]