256876144

素因数分解:

$2^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{99719}}^1$

素因数の和:99757

約数の個数: 40

約数和(自身を含む): 593533440

約数和(自身を除く): 336657296

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 46, 56, 92, 112, 161, 184, 322, 368, 644, 1288, 2576, 99719, 199438, 398876, 698033, 797752, 1396066, 1595504, 2293537, 2792132, 4587074, 5584264, 9174148, 11168528, 16054759, 18348296, 32109518, 36696592, 64219036, 128438072, 256876144]

約数ペア:

[(1, 256876144), (2, 128438072), (4, 64219036), (7, 36696592), (8, 32109518), (14, 18348296), (16, 16054759), (23, 11168528), (28, 9174148), (46, 5584264), (56, 4587074), (92, 2792132), (112, 2293537), (161, 1595504), (184, 1396066), (322, 797752), (368, 698033), (644, 398876), (1288, 199438), (2576, 99719)]