220012480

素因数分解:

$2^6\times 5^1\times {\mathrm{23}}^1\times {\mathrm{167}}^1\times {\mathrm{179}}^1$

素因数の和:386

約数の個数: 112

約数和(自身を含む): 553029120

約数和(自身を除く): 333016640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 160, 167, 179, 184, 230, 320, 334, 358, 368, 460, 668, 716, 736, 835, 895, 920, 1336, 1432, 1472, 1670, 1790, 1840, 2672, 2864, 3340, 3580, 3680, 3841, 4117, 5344, 5728, 6680, 7160, 7360, 7682, 8234, 10688, 11456, 13360, 14320, 15364, 16468, 19205, 20585, 26720, 28640, 29893, 30728, 32936, 38410, 41170, 53440, 57280, 59786, 61456, 65872, 76820, 82340, 119572, 122912, 131744, 149465, 153640, 164680, 239144, 245824, 263488, 298930, 307280, 329360, 478288, 597860, 614560, 658720, 687539, 956576, 1195720, 1229120, 1317440, 1375078, 1913152, 2391440, 2750156, 3437695, 4782880, 5500312, 6875390, 9565760, 11000624, 13750780, 22001248, 27501560, 44002496, 55003120, 110006240, 220012480]

約数ペア:

[(1, 220012480), (2, 110006240), (4, 55003120), (5, 44002496), (8, 27501560), (10, 22001248), (16, 13750780), (20, 11000624), (23, 9565760), (32, 6875390), (40, 5500312), (46, 4782880), (64, 3437695), (80, 2750156), (92, 2391440), (115, 1913152), (160, 1375078), (167, 1317440), (179, 1229120), (184, 1195720), (230, 956576), (320, 687539), (334, 658720), (358, 614560), (368, 597860), (460, 478288), (668, 329360), (716, 307280), (736, 298930), (835, 263488), (895, 245824), (920, 239144), (1336, 164680), (1432, 153640), (1472, 149465), (1670, 131744), (1790, 122912), (1840, 119572), (2672, 82340), (2864, 76820), (3340, 65872), (3580, 61456), (3680, 59786), (3841, 57280), (4117, 53440), (5344, 41170), (5728, 38410), (6680, 32936), (7160, 30728), (7360, 29893), (7682, 28640), (8234, 26720), (10688, 20585), (11456, 19205), (13360, 16468), (14320, 15364)]