31046640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{129361}}^1$

素因数の和:129377

約数の個数: 40

約数和(自身を含む): 96245328

約数和(自身を除く): 65198688

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 129361, 258722, 388083, 517444, 646805, 776166, 1034888, 1293610, 1552332, 1940415, 2069776, 2587220, 3104664, 3880830, 5174440, 6209328, 7761660, 10348880, 15523320, 31046640]

約数ペア:

[(1, 31046640), (2, 15523320), (3, 10348880), (4, 7761660), (5, 6209328), (6, 5174440), (8, 3880830), (10, 3104664), (12, 2587220), (15, 2069776), (16, 1940415), (20, 1552332), (24, 1293610), (30, 1034888), (40, 776166), (48, 646805), (60, 517444), (80, 388083), (120, 258722), (240, 129361)]