64757490

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{401}}^1\times {\mathrm{769}}^1$

素因数の和:1187

約数の個数: 64

約数和(自身を含む): 178295040

約数和(自身を除く): 113537550

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 401, 769, 802, 1203, 1538, 2005, 2307, 2406, 2807, 3845, 4010, 4614, 5383, 5614, 6015, 7690, 8421, 10766, 11535, 12030, 14035, 16149, 16842, 23070, 26915, 28070, 32298, 42105, 53830, 80745, 84210, 161490, 308369, 616738, 925107, 1541845, 1850214, 2158583, 3083690, 4317166, 4625535, 6475749, 9251070, 10792915, 12951498, 21585830, 32378745, 64757490]

約数ペア:

[(1, 64757490), (2, 32378745), (3, 21585830), (5, 12951498), (6, 10792915), (7, 9251070), (10, 6475749), (14, 4625535), (15, 4317166), (21, 3083690), (30, 2158583), (35, 1850214), (42, 1541845), (70, 925107), (105, 616738), (210, 308369), (401, 161490), (769, 84210), (802, 80745), (1203, 53830), (1538, 42105), (2005, 32298), (2307, 28070), (2406, 26915), (2807, 23070), (3845, 16842), (4010, 16149), (4614, 14035), (5383, 12030), (5614, 11535), (6015, 10766), (7690, 8421)]