221480248

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{1499}}^1$

素因数の和:1612

約数の個数: 64

約数和(自身を含む): 479520000

約数和(自身を除く): 258039752

約数列:

[1, 2, 4, 8, 11, 22, 23, 44, 46, 73, 88, 92, 146, 184, 253, 292, 506, 584, 803, 1012, 1499, 1606, 1679, 2024, 2998, 3212, 3358, 5996, 6424, 6716, 11992, 13432, 16489, 18469, 32978, 34477, 36938, 65956, 68954, 73876, 109427, 131912, 137908, 147752, 218854, 275816, 379247, 437708, 758494, 875416, 1203697, 1516988, 2407394, 2516821, 3033976, 4814788, 5033642, 9629576, 10067284, 20134568, 27685031, 55370062, 110740124, 221480248]

約数ペア:

[(1, 221480248), (2, 110740124), (4, 55370062), (8, 27685031), (11, 20134568), (22, 10067284), (23, 9629576), (44, 5033642), (46, 4814788), (73, 3033976), (88, 2516821), (92, 2407394), (146, 1516988), (184, 1203697), (253, 875416), (292, 758494), (506, 437708), (584, 379247), (803, 275816), (1012, 218854), (1499, 147752), (1606, 137908), (1679, 131912), (2024, 109427), (2998, 73876), (3212, 68954), (3358, 65956), (5996, 36938), (6424, 34477), (6716, 32978), (11992, 18469), (13432, 16489)]