214880508

素因数分解:

$2^2\times 3^2\times {\mathrm{41}}^1\times {\mathrm{197}}^1\times {\mathrm{739}}^1$

素因数の和:987

約数の個数: 72

約数和(自身を含む): 559999440

約数和(自身を除く): 345118932

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 41, 82, 123, 164, 197, 246, 369, 394, 492, 591, 738, 739, 788, 1182, 1476, 1478, 1773, 2217, 2364, 2956, 3546, 4434, 6651, 7092, 8077, 8868, 13302, 16154, 24231, 26604, 30299, 32308, 48462, 60598, 72693, 90897, 96924, 121196, 145386, 145583, 181794, 272691, 290772, 291166, 363588, 436749, 545382, 582332, 873498, 1090764, 1310247, 1746996, 2620494, 5240988, 5968903, 11937806, 17906709, 23875612, 35813418, 53720127, 71626836, 107440254, 214880508]

約数ペア:

[(1, 214880508), (2, 107440254), (3, 71626836), (4, 53720127), (6, 35813418), (9, 23875612), (12, 17906709), (18, 11937806), (36, 5968903), (41, 5240988), (82, 2620494), (123, 1746996), (164, 1310247), (197, 1090764), (246, 873498), (369, 582332), (394, 545382), (492, 436749), (591, 363588), (738, 291166), (739, 290772), (788, 272691), (1182, 181794), (1476, 145583), (1478, 145386), (1773, 121196), (2217, 96924), (2364, 90897), (2956, 72693), (3546, 60598), (4434, 48462), (6651, 32308), (7092, 30299), (8077, 26604), (8868, 24231), (13302, 16154)]