219398656

素因数分解:

$2^9\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{601}}^1$

素因数の和:673

約数の個数: 80

約数和(自身を含む): 472969728

約数和(自身を除く): 253571072

約数列:

[1, 2, 4, 8, 16, 23, 31, 32, 46, 62, 64, 92, 124, 128, 184, 248, 256, 368, 496, 512, 601, 713, 736, 992, 1202, 1426, 1472, 1984, 2404, 2852, 2944, 3968, 4808, 5704, 5888, 7936, 9616, 11408, 11776, 13823, 15872, 18631, 19232, 22816, 27646, 37262, 38464, 45632, 55292, 74524, 76928, 91264, 110584, 149048, 153856, 182528, 221168, 298096, 307712, 365056, 428513, 442336, 596192, 857026, 884672, 1192384, 1714052, 1769344, 2384768, 3428104, 3538688, 4769536, 6856208, 7077376, 9539072, 13712416, 27424832, 54849664, 109699328, 219398656]

約数ペア:

[(1, 219398656), (2, 109699328), (4, 54849664), (8, 27424832), (16, 13712416), (23, 9539072), (31, 7077376), (32, 6856208), (46, 4769536), (62, 3538688), (64, 3428104), (92, 2384768), (124, 1769344), (128, 1714052), (184, 1192384), (248, 884672), (256, 857026), (368, 596192), (496, 442336), (512, 428513), (601, 365056), (713, 307712), (736, 298096), (992, 221168), (1202, 182528), (1426, 153856), (1472, 149048), (1984, 110584), (2404, 91264), (2852, 76928), (2944, 74524), (3968, 55292), (4808, 45632), (5704, 38464), (5888, 37262), (7936, 27646), (9616, 22816), (11408, 19232), (11776, 18631), (13823, 15872)]