248695888

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{863}}^1$

素因数の和:992

約数の個数: 80

約数和(自身を含む): 575963136

約数和(自身を除く): 327267248

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 83, 112, 124, 166, 217, 248, 332, 434, 496, 581, 664, 863, 868, 1162, 1328, 1726, 1736, 2324, 2573, 3452, 3472, 4648, 5146, 6041, 6904, 9296, 10292, 12082, 13808, 18011, 20584, 24164, 26753, 36022, 41168, 48328, 53506, 71629, 72044, 96656, 107012, 143258, 144088, 187271, 214024, 286516, 288176, 374542, 428048, 501403, 573032, 749084, 1002806, 1146064, 1498168, 2005612, 2220499, 2996336, 4011224, 4440998, 8022448, 8881996, 15543493, 17763992, 31086986, 35527984, 62173972, 124347944, 248695888]

約数ペア:

[(1, 248695888), (2, 124347944), (4, 62173972), (7, 35527984), (8, 31086986), (14, 17763992), (16, 15543493), (28, 8881996), (31, 8022448), (56, 4440998), (62, 4011224), (83, 2996336), (112, 2220499), (124, 2005612), (166, 1498168), (217, 1146064), (248, 1002806), (332, 749084), (434, 573032), (496, 501403), (581, 428048), (664, 374542), (863, 288176), (868, 286516), (1162, 214024), (1328, 187271), (1726, 144088), (1736, 143258), (2324, 107012), (2573, 96656), (3452, 72044), (3472, 71629), (4648, 53506), (5146, 48328), (6041, 41168), (6904, 36022), (9296, 26753), (10292, 24164), (12082, 20584), (13808, 18011)]