328788480

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1381}}^1$

素因数の和:1438

約数の個数: 160

約数和(自身を含む): 1085787648

約数和(自身を除く): 756999168

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, 512, 620, 640, 744, 768, 930, 960, 992, 1240, 1280, 1381, 1488, 1536, 1860, 1920, 1984, 2480, 2560, 2762, 2976, 3720, 3840, 3968, 4143, 4960, 5524, 5952, 6905, 7440, 7680, 7936, 8286, 9920, 11048, 11904, 13810, 14880, 15872, 16572, 19840, 20715, 22096, 23808, 27620, 29760, 33144, 39680, 41430, 42811, 44192, 47616, 55240, 59520, 66288, 79360, 82860, 85622, 88384, 110480, 119040, 128433, 132576, 165720, 171244, 176768, 214055, 220960, 238080, 256866, 265152, 331440, 342488, 353536, 428110, 441920, 513732, 530304, 642165, 662880, 684976, 707072, 856220, 883840, 1027464, 1060608, 1284330, 1325760, 1369952, 1712440, 1767680, 2054928, 2121216, 2568660, 2651520, 2739904, 3424880, 3535360, 4109856, 5137320, 5303040, 5479808, 6849760, 8219712, 10274640, 10606080, 10959616, 13699520, 16439424, 20549280, 21919232, 27399040, 32878848, 41098560, 54798080, 65757696, 82197120, 109596160, 164394240, 328788480]

約数ペア:

[(1, 328788480), (2, 164394240), (3, 109596160), (4, 82197120), (5, 65757696), (6, 54798080), (8, 41098560), (10, 32878848), (12, 27399040), (15, 21919232), (16, 20549280), (20, 16439424), (24, 13699520), (30, 10959616), (31, 10606080), (32, 10274640), (40, 8219712), (48, 6849760), (60, 5479808), (62, 5303040), (64, 5137320), (80, 4109856), (93, 3535360), (96, 3424880), (120, 2739904), (124, 2651520), (128, 2568660), (155, 2121216), (160, 2054928), (186, 1767680), (192, 1712440), (240, 1369952), (248, 1325760), (256, 1284330), (310, 1060608), (320, 1027464), (372, 883840), (384, 856220), (465, 707072), (480, 684976), (496, 662880), (512, 642165), (620, 530304), (640, 513732), (744, 441920), (768, 428110), (930, 353536), (960, 342488), (992, 331440), (1240, 265152), (1280, 256866), (1381, 238080), (1488, 220960), (1536, 214055), (1860, 176768), (1920, 171244), (1984, 165720), (2480, 132576), (2560, 128433), (2762, 119040), (2976, 110480), (3720, 88384), (3840, 85622), (3968, 82860), (4143, 79360), (4960, 66288), (5524, 59520), (5952, 55240), (6905, 47616), (7440, 44192), (7680, 42811), (7936, 41430), (8286, 39680), (9920, 33144), (11048, 29760), (11904, 27620), (13810, 23808), (14880, 22096), (15872, 20715), (16572, 19840)]