74537960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{509}}^1\times {\mathrm{523}}^1$

素因数の和:1050

約数の個数: 64

約数和(自身を含む): 192412800

約数和(自身を除く): 117874840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 509, 523, 1018, 1046, 2036, 2092, 2545, 2615, 3563, 3661, 4072, 4184, 5090, 5230, 7126, 7322, 10180, 10460, 14252, 14644, 17815, 18305, 20360, 20920, 28504, 29288, 35630, 36610, 71260, 73220, 142520, 146440, 266207, 532414, 1064828, 1331035, 1863449, 2129656, 2662070, 3726898, 5324140, 7453796, 9317245, 10648280, 14907592, 18634490, 37268980, 74537960]

約数ペア:

[(1, 74537960), (2, 37268980), (4, 18634490), (5, 14907592), (7, 10648280), (8, 9317245), (10, 7453796), (14, 5324140), (20, 3726898), (28, 2662070), (35, 2129656), (40, 1863449), (56, 1331035), (70, 1064828), (140, 532414), (280, 266207), (509, 146440), (523, 142520), (1018, 73220), (1046, 71260), (2036, 36610), (2092, 35630), (2545, 29288), (2615, 28504), (3563, 20920), (3661, 20360), (4072, 18305), (4184, 17815), (5090, 14644), (5230, 14252), (7126, 10460), (7322, 10180)]