220408656

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{421}}^1\times {\mathrm{839}}^1$

素因数の和:1284

約数の個数: 80

約数和(自身を含む): 615377280

約数和(自身を除く): 394968624

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 421, 624, 839, 842, 1263, 1678, 1684, 2517, 2526, 3356, 3368, 5034, 5052, 5473, 6712, 6736, 10068, 10104, 10907, 10946, 13424, 16419, 20136, 20208, 21814, 21892, 32721, 32838, 40272, 43628, 43784, 65442, 65676, 87256, 87568, 130884, 131352, 174512, 261768, 262704, 353219, 523536, 706438, 1059657, 1412876, 2119314, 2825752, 4238628, 4591847, 5651504, 8477256, 9183694, 13775541, 16954512, 18367388, 27551082, 36734776, 55102164, 73469552, 110204328, 220408656]

約数ペア:

[(1, 220408656), (2, 110204328), (3, 73469552), (4, 55102164), (6, 36734776), (8, 27551082), (12, 18367388), (13, 16954512), (16, 13775541), (24, 9183694), (26, 8477256), (39, 5651504), (48, 4591847), (52, 4238628), (78, 2825752), (104, 2119314), (156, 1412876), (208, 1059657), (312, 706438), (421, 523536), (624, 353219), (839, 262704), (842, 261768), (1263, 174512), (1678, 131352), (1684, 130884), (2517, 87568), (2526, 87256), (3356, 65676), (3368, 65442), (5034, 43784), (5052, 43628), (5473, 40272), (6712, 32838), (6736, 32721), (10068, 21892), (10104, 21814), (10907, 20208), (10946, 20136), (13424, 16419)]