281371128

素因数分解:

$2^3\times 3^1\times {\mathrm{31}}^1\times {\mathrm{509}}^1\times {\mathrm{743}}^1$

素因数の和:1292

約数の個数: 64

約数和(自身を含む): 728524800

約数和(自身を除く): 447153672

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 31, 62, 93, 124, 186, 248, 372, 509, 743, 744, 1018, 1486, 1527, 2036, 2229, 2972, 3054, 4072, 4458, 5944, 6108, 8916, 12216, 15779, 17832, 23033, 31558, 46066, 47337, 63116, 69099, 92132, 94674, 126232, 138198, 184264, 189348, 276396, 378187, 378696, 552792, 756374, 1134561, 1512748, 2269122, 3025496, 4538244, 9076488, 11723797, 23447594, 35171391, 46895188, 70342782, 93790376, 140685564, 281371128]

約数ペア:

[(1, 281371128), (2, 140685564), (3, 93790376), (4, 70342782), (6, 46895188), (8, 35171391), (12, 23447594), (24, 11723797), (31, 9076488), (62, 4538244), (93, 3025496), (124, 2269122), (186, 1512748), (248, 1134561), (372, 756374), (509, 552792), (743, 378696), (744, 378187), (1018, 276396), (1486, 189348), (1527, 184264), (2036, 138198), (2229, 126232), (2972, 94674), (3054, 92132), (4072, 69099), (4458, 63116), (5944, 47337), (6108, 46066), (8916, 31558), (12216, 23033), (15779, 17832)]