15083320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{523}}^1$

素因数の和:644

約数の個数: 64

約数和(自身を含む): 39237120

約数和(自身を除く): 24153800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 103, 140, 206, 280, 412, 515, 523, 721, 824, 1030, 1046, 1442, 2060, 2092, 2615, 2884, 3605, 3661, 4120, 4184, 5230, 5768, 7210, 7322, 10460, 14420, 14644, 18305, 20920, 28840, 29288, 36610, 53869, 73220, 107738, 146440, 215476, 269345, 377083, 430952, 538690, 754166, 1077380, 1508332, 1885415, 2154760, 3016664, 3770830, 7541660, 15083320]

約数ペア:

[(1, 15083320), (2, 7541660), (4, 3770830), (5, 3016664), (7, 2154760), (8, 1885415), (10, 1508332), (14, 1077380), (20, 754166), (28, 538690), (35, 430952), (40, 377083), (56, 269345), (70, 215476), (103, 146440), (140, 107738), (206, 73220), (280, 53869), (412, 36610), (515, 29288), (523, 28840), (721, 20920), (824, 18305), (1030, 14644), (1046, 14420), (1442, 10460), (2060, 7322), (2092, 7210), (2615, 5768), (2884, 5230), (3605, 4184), (3661, 4120)]