57531320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{18679}}^1$

素因数の和:18708

約数の個数: 64

約数和(自身を含む): 161395200

約数和(自身を除く): 103863880

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 3080, 18679, 37358, 74716, 93395, 130753, 149432, 186790, 205469, 261506, 373580, 410938, 523012, 653765, 747160, 821876, 1027345, 1046024, 1307530, 1438283, 1643752, 2054690, 2615060, 2876566, 4109380, 5230120, 5753132, 7191415, 8218760, 11506264, 14382830, 28765660, 57531320]

約数ペア:

[(1, 57531320), (2, 28765660), (4, 14382830), (5, 11506264), (7, 8218760), (8, 7191415), (10, 5753132), (11, 5230120), (14, 4109380), (20, 2876566), (22, 2615060), (28, 2054690), (35, 1643752), (40, 1438283), (44, 1307530), (55, 1046024), (56, 1027345), (70, 821876), (77, 747160), (88, 653765), (110, 523012), (140, 410938), (154, 373580), (220, 261506), (280, 205469), (308, 186790), (385, 149432), (440, 130753), (616, 93395), (770, 74716), (1540, 37358), (3080, 18679)]