164394240

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1381}}^1$

素因数の和:1436

約数の個数: 144

約数和(自身を含む): 542363136

約数和(自身を除く): 377968896

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 93, 96, 120, 124, 128, 155, 160, 186, 192, 240, 248, 256, 310, 320, 372, 384, 465, 480, 496, 620, 640, 744, 768, 930, 960, 992, 1240, 1280, 1381, 1488, 1860, 1920, 1984, 2480, 2762, 2976, 3720, 3840, 3968, 4143, 4960, 5524, 5952, 6905, 7440, 7936, 8286, 9920, 11048, 11904, 13810, 14880, 16572, 19840, 20715, 22096, 23808, 27620, 29760, 33144, 39680, 41430, 42811, 44192, 55240, 59520, 66288, 82860, 85622, 88384, 110480, 119040, 128433, 132576, 165720, 171244, 176768, 214055, 220960, 256866, 265152, 331440, 342488, 353536, 428110, 441920, 513732, 530304, 642165, 662880, 684976, 856220, 883840, 1027464, 1060608, 1284330, 1325760, 1369952, 1712440, 1767680, 2054928, 2568660, 2651520, 2739904, 3424880, 4109856, 5137320, 5303040, 5479808, 6849760, 8219712, 10274640, 10959616, 13699520, 16439424, 20549280, 27399040, 32878848, 41098560, 54798080, 82197120, 164394240]

約数ペア:

[(1, 164394240), (2, 82197120), (3, 54798080), (4, 41098560), (5, 32878848), (6, 27399040), (8, 20549280), (10, 16439424), (12, 13699520), (15, 10959616), (16, 10274640), (20, 8219712), (24, 6849760), (30, 5479808), (31, 5303040), (32, 5137320), (40, 4109856), (48, 3424880), (60, 2739904), (62, 2651520), (64, 2568660), (80, 2054928), (93, 1767680), (96, 1712440), (120, 1369952), (124, 1325760), (128, 1284330), (155, 1060608), (160, 1027464), (186, 883840), (192, 856220), (240, 684976), (248, 662880), (256, 642165), (310, 530304), (320, 513732), (372, 441920), (384, 428110), (465, 353536), (480, 342488), (496, 331440), (620, 265152), (640, 256866), (744, 220960), (768, 214055), (930, 176768), (960, 171244), (992, 165720), (1240, 132576), (1280, 128433), (1381, 119040), (1488, 110480), (1860, 88384), (1920, 85622), (1984, 82860), (2480, 66288), (2762, 59520), (2976, 55240), (3720, 44192), (3840, 42811), (3968, 41430), (4143, 39680), (4960, 33144), (5524, 29760), (5952, 27620), (6905, 23808), (7440, 22096), (7936, 20715), (8286, 19840), (9920, 16572), (11048, 14880), (11904, 13810)]