261943728

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{287219}}^1$

素因数の和:287249

約数の個数: 40

約数和(自身を含む): 712305600

約数和(自身を除く): 450361872

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 48, 57, 76, 114, 152, 228, 304, 456, 912, 287219, 574438, 861657, 1148876, 1723314, 2297752, 3446628, 4595504, 5457161, 6893256, 10914322, 13786512, 16371483, 21828644, 32742966, 43657288, 65485932, 87314576, 130971864, 261943728]

約数ペア:

[(1, 261943728), (2, 130971864), (3, 87314576), (4, 65485932), (6, 43657288), (8, 32742966), (12, 21828644), (16, 16371483), (19, 13786512), (24, 10914322), (38, 6893256), (48, 5457161), (57, 4595504), (76, 3446628), (114, 2297752), (152, 1723314), (228, 1148876), (304, 861657), (456, 574438), (912, 287219)]