355185780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{257381}}^1$

素因数の和:257416

約数の個数: 48

約数和(自身を含む): 1037764224

約数和(自身を除く): 682578444

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 257381, 514762, 772143, 1029524, 1286905, 1544286, 2573810, 3088572, 3860715, 5147620, 5919763, 7721430, 11839526, 15442860, 17759289, 23679052, 29598815, 35518578, 59197630, 71037156, 88796445, 118395260, 177592890, 355185780]

約数ペア:

[(1, 355185780), (2, 177592890), (3, 118395260), (4, 88796445), (5, 71037156), (6, 59197630), (10, 35518578), (12, 29598815), (15, 23679052), (20, 17759289), (23, 15442860), (30, 11839526), (46, 7721430), (60, 5919763), (69, 5147620), (92, 3860715), (115, 3088572), (138, 2573810), (230, 1544286), (276, 1286905), (345, 1029524), (460, 772143), (690, 514762), (1380, 257381)]