61474980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{146369}}^1$

素因数の和:146388

約数の個数: 48

約数和(自身を含む): 196721280

約数和(自身を除く): 135246300

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 146369, 292738, 439107, 585476, 731845, 878214, 1024583, 1463690, 1756428, 2049166, 2195535, 2927380, 3073749, 4098332, 4391070, 5122915, 6147498, 8782140, 10245830, 12294996, 15368745, 20491660, 30737490, 61474980]

約数ペア:

[(1, 61474980), (2, 30737490), (3, 20491660), (4, 15368745), (5, 12294996), (6, 10245830), (7, 8782140), (10, 6147498), (12, 5122915), (14, 4391070), (15, 4098332), (20, 3073749), (21, 2927380), (28, 2195535), (30, 2049166), (35, 1756428), (42, 1463690), (60, 1024583), (70, 878214), (84, 731845), (105, 585476), (140, 439107), (210, 292738), (420, 146369)]