30921390

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{4349}}^1$

素因数の和:4441

約数の個数: 48

約数和(自身を含む): 81432000

約数和(自身を除く): 50510610

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 79, 90, 158, 237, 395, 474, 711, 790, 1185, 1422, 2370, 3555, 4349, 7110, 8698, 13047, 21745, 26094, 39141, 43490, 65235, 78282, 130470, 195705, 343571, 391410, 687142, 1030713, 1717855, 2061426, 3092139, 3435710, 5153565, 6184278, 10307130, 15460695, 30921390]

約数ペア:

[(1, 30921390), (2, 15460695), (3, 10307130), (5, 6184278), (6, 5153565), (9, 3435710), (10, 3092139), (15, 2061426), (18, 1717855), (30, 1030713), (45, 687142), (79, 391410), (90, 343571), (158, 195705), (237, 130470), (395, 78282), (474, 65235), (711, 43490), (790, 39141), (1185, 26094), (1422, 21745), (2370, 13047), (3555, 8698), (4349, 7110)]