149254420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{547}}^1\times {\mathrm{1949}}^1$

素因数の和:2512

約数の個数: 48

約数和(自身を含む): 359049600

約数和(自身を除く): 209795180

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 547, 1094, 1949, 2188, 2735, 3829, 3898, 5470, 7658, 7796, 9745, 10940, 13643, 15316, 19145, 19490, 27286, 38290, 38980, 54572, 68215, 76580, 136430, 272860, 1066103, 2132206, 4264412, 5330515, 7462721, 10661030, 14925442, 21322060, 29850884, 37313605, 74627210, 149254420]

約数ペア:

[(1, 149254420), (2, 74627210), (4, 37313605), (5, 29850884), (7, 21322060), (10, 14925442), (14, 10661030), (20, 7462721), (28, 5330515), (35, 4264412), (70, 2132206), (140, 1066103), (547, 272860), (1094, 136430), (1949, 76580), (2188, 68215), (2735, 54572), (3829, 38980), (3898, 38290), (5470, 27286), (7658, 19490), (7796, 19145), (9745, 15316), (10940, 13643)]