256386492

素因数分解:

$2^2\times 3^3\times {\mathrm{31}}^1\times {\mathrm{76579}}^1$

素因数の和:76623

約数の個数: 48

約数和(自身を含む): 686156800

約数和(自身を除く): 429770308

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 31, 36, 54, 62, 93, 108, 124, 186, 279, 372, 558, 837, 1116, 1674, 3348, 76579, 153158, 229737, 306316, 459474, 689211, 918948, 1378422, 2067633, 2373949, 2756844, 4135266, 4747898, 7121847, 8270532, 9495796, 14243694, 21365541, 28487388, 42731082, 64096623, 85462164, 128193246, 256386492]

約数ペア:

[(1, 256386492), (2, 128193246), (3, 85462164), (4, 64096623), (6, 42731082), (9, 28487388), (12, 21365541), (18, 14243694), (27, 9495796), (31, 8270532), (36, 7121847), (54, 4747898), (62, 4135266), (93, 2756844), (108, 2373949), (124, 2067633), (186, 1378422), (279, 918948), (372, 689211), (558, 459474), (837, 306316), (1116, 229737), (1674, 153158), (3348, 76579)]