281433856

素因数分解:

$2^8\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{719}}^1$

素因数の和:885

約数の個数: 72

約数和(自身を含む): 618105600

約数和(自身を除く): 336671744

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 128, 139, 176, 256, 278, 352, 556, 704, 719, 1112, 1408, 1438, 1529, 2224, 2816, 2876, 3058, 4448, 5752, 6116, 7909, 8896, 11504, 12232, 15818, 17792, 23008, 24464, 31636, 35584, 46016, 48928, 63272, 92032, 97856, 99941, 126544, 184064, 195712, 199882, 253088, 391424, 399764, 506176, 799528, 1012352, 1099351, 1599056, 2024704, 2198702, 3198112, 4397404, 6396224, 8794808, 12792448, 17589616, 25584896, 35179232, 70358464, 140716928, 281433856]

約数ペア:

[(1, 281433856), (2, 140716928), (4, 70358464), (8, 35179232), (11, 25584896), (16, 17589616), (22, 12792448), (32, 8794808), (44, 6396224), (64, 4397404), (88, 3198112), (128, 2198702), (139, 2024704), (176, 1599056), (256, 1099351), (278, 1012352), (352, 799528), (556, 506176), (704, 399764), (719, 391424), (1112, 253088), (1408, 199882), (1438, 195712), (1529, 184064), (2224, 126544), (2816, 99941), (2876, 97856), (3058, 92032), (4448, 63272), (5752, 48928), (6116, 46016), (7909, 35584), (8896, 31636), (11504, 24464), (12232, 23008), (15818, 17792)]