90538740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{6367}}^1$

素因数の和:6461

約数の個数: 72

約数和(自身を含む): 278154240

約数和(自身を除く): 187615500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 79, 90, 158, 180, 237, 316, 395, 474, 711, 790, 948, 1185, 1422, 1580, 2370, 2844, 3555, 4740, 6367, 7110, 12734, 14220, 19101, 25468, 31835, 38202, 57303, 63670, 76404, 95505, 114606, 127340, 191010, 229212, 286515, 382020, 502993, 573030, 1005986, 1146060, 1508979, 2011972, 2514965, 3017958, 4526937, 5029930, 6035916, 7544895, 9053874, 10059860, 15089790, 18107748, 22634685, 30179580, 45269370, 90538740]

約数ペア:

[(1, 90538740), (2, 45269370), (3, 30179580), (4, 22634685), (5, 18107748), (6, 15089790), (9, 10059860), (10, 9053874), (12, 7544895), (15, 6035916), (18, 5029930), (20, 4526937), (30, 3017958), (36, 2514965), (45, 2011972), (60, 1508979), (79, 1146060), (90, 1005986), (158, 573030), (180, 502993), (237, 382020), (316, 286515), (395, 229212), (474, 191010), (711, 127340), (790, 114606), (948, 95505), (1185, 76404), (1422, 63670), (1580, 57303), (2370, 38202), (2844, 31835), (3555, 25468), (4740, 19101), (6367, 14220), (7110, 12734)]