164647680

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{809}}^1$

素因数の和:886

約数の個数: 144

約数和(自身を含む): 536427360

約数和(自身を除く): 371779680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 53, 60, 64, 80, 96, 106, 120, 128, 159, 160, 192, 212, 240, 256, 265, 318, 320, 384, 424, 480, 530, 636, 640, 768, 795, 809, 848, 960, 1060, 1272, 1280, 1590, 1618, 1696, 1920, 2120, 2427, 2544, 3180, 3236, 3392, 3840, 4045, 4240, 4854, 5088, 6360, 6472, 6784, 8090, 8480, 9708, 10176, 12135, 12720, 12944, 13568, 16180, 16960, 19416, 20352, 24270, 25440, 25888, 32360, 33920, 38832, 40704, 42877, 48540, 50880, 51776, 64720, 67840, 77664, 85754, 97080, 101760, 103552, 128631, 129440, 155328, 171508, 194160, 203520, 207104, 214385, 257262, 258880, 310656, 343016, 388320, 428770, 514524, 517760, 621312, 643155, 686032, 776640, 857540, 1029048, 1035520, 1286310, 1372064, 1553280, 1715080, 2058096, 2572620, 2744128, 3106560, 3430160, 4116192, 5145240, 5488256, 6860320, 8232384, 10290480, 10976512, 13720640, 16464768, 20580960, 27441280, 32929536, 41161920, 54882560, 82323840, 164647680]

約数ペア:

[(1, 164647680), (2, 82323840), (3, 54882560), (4, 41161920), (5, 32929536), (6, 27441280), (8, 20580960), (10, 16464768), (12, 13720640), (15, 10976512), (16, 10290480), (20, 8232384), (24, 6860320), (30, 5488256), (32, 5145240), (40, 4116192), (48, 3430160), (53, 3106560), (60, 2744128), (64, 2572620), (80, 2058096), (96, 1715080), (106, 1553280), (120, 1372064), (128, 1286310), (159, 1035520), (160, 1029048), (192, 857540), (212, 776640), (240, 686032), (256, 643155), (265, 621312), (318, 517760), (320, 514524), (384, 428770), (424, 388320), (480, 343016), (530, 310656), (636, 258880), (640, 257262), (768, 214385), (795, 207104), (809, 203520), (848, 194160), (960, 171508), (1060, 155328), (1272, 129440), (1280, 128631), (1590, 103552), (1618, 101760), (1696, 97080), (1920, 85754), (2120, 77664), (2427, 67840), (2544, 64720), (3180, 51776), (3236, 50880), (3392, 48540), (3840, 42877), (4045, 40704), (4240, 38832), (4854, 33920), (5088, 32360), (6360, 25888), (6472, 25440), (6784, 24270), (8090, 20352), (8480, 19416), (9708, 16960), (10176, 16180), (12135, 13568), (12720, 12944)]