210904144

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{233}}^1$

素因数の和:428

約数の個数: 80

約数和(自身を含む): 463095360

約数和(自身を除く): 252191216

約数列:

[1, 2, 4, 8, 11, 16, 22, 37, 44, 74, 88, 139, 148, 176, 233, 278, 296, 407, 466, 556, 592, 814, 932, 1112, 1529, 1628, 1864, 2224, 2563, 3058, 3256, 3728, 5126, 5143, 6116, 6512, 8621, 10252, 10286, 12232, 17242, 20504, 20572, 24464, 32387, 34484, 41008, 41144, 56573, 64774, 68968, 82288, 94831, 113146, 129548, 137936, 189662, 226292, 259096, 356257, 379324, 452584, 518192, 712514, 758648, 905168, 1198319, 1425028, 1517296, 2396638, 2850056, 4793276, 5700112, 9586552, 13181509, 19173104, 26363018, 52726036, 105452072, 210904144]

約数ペア:

[(1, 210904144), (2, 105452072), (4, 52726036), (8, 26363018), (11, 19173104), (16, 13181509), (22, 9586552), (37, 5700112), (44, 4793276), (74, 2850056), (88, 2396638), (139, 1517296), (148, 1425028), (176, 1198319), (233, 905168), (278, 758648), (296, 712514), (407, 518192), (466, 452584), (556, 379324), (592, 356257), (814, 259096), (932, 226292), (1112, 189662), (1529, 137936), (1628, 129548), (1864, 113146), (2224, 94831), (2563, 82288), (3058, 68968), (3256, 64774), (3728, 56573), (5126, 41144), (5143, 41008), (6116, 34484), (6512, 32387), (8621, 24464), (10252, 20572), (10286, 20504), (12232, 17242)]