821971200

素因数分解:

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

素因数の和:1441

約数の個数: 216

約数和(自身を含む): 2802209536

約数和(自身を除く): 1980238336

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 31, 32, 40, 48, 50, 60, 62, 64, 75, 80, 93, 96, 100, 120, 124, 128, 150, 155, 160, 186, 192, 200, 240, 248, 256, 300, 310, 320, 372, 384, 400, 465, 480, 496, 600, 620, 640, 744, 768, 775, 800, 930, 960, 992, 1200, 1240, 1280, 1381, 1488, 1550, 1600, 1860, 1920, 1984, 2325, 2400, 2480, 2762, 2976, 3100, 3200, 3720, 3840, 3968, 4143, 4650, 4800, 4960, 5524, 5952, 6200, 6400, 6905, 7440, 7936, 8286, 9300, 9600, 9920, 11048, 11904, 12400, 13810, 14880, 16572, 18600, 19200, 19840, 20715, 22096, 23808, 24800, 27620, 29760, 33144, 34525, 37200, 39680, 41430, 42811, 44192, 49600, 55240, 59520, 66288, 69050, 74400, 82860, 85622, 88384, 99200, 103575, 110480, 119040, 128433, 132576, 138100, 148800, 165720, 171244, 176768, 198400, 207150, 214055, 220960, 256866, 265152, 276200, 297600, 331440, 342488, 353536, 414300, 428110, 441920, 513732, 530304, 552400, 595200, 642165, 662880, 684976, 828600, 856220, 883840, 1027464, 1060608, 1070275, 1104800, 1284330, 1325760, 1369952, 1657200, 1712440, 1767680, 2054928, 2140550, 2209600, 2568660, 2651520, 2739904, 3210825, 3314400, 3424880, 4109856, 4281100, 4419200, 5137320, 5303040, 5479808, 6421650, 6628800, 6849760, 8219712, 8562200, 8838400, 10274640, 10959616, 12843300, 13257600, 13699520, 16439424, 17124400, 20549280, 25686600, 26515200, 27399040, 32878848, 34248800, 41098560, 51373200, 54798080, 68497600, 82197120, 102746400, 136995200, 164394240, 205492800, 273990400, 410985600, 821971200]

約数ペア:

[(1, 821971200), (2, 410985600), (3, 273990400), (4, 205492800), (5, 164394240), (6, 136995200), (8, 102746400), (10, 82197120), (12, 68497600), (15, 54798080), (16, 51373200), (20, 41098560), (24, 34248800), (25, 32878848), (30, 27399040), (31, 26515200), (32, 25686600), (40, 20549280), (48, 17124400), (50, 16439424), (60, 13699520), (62, 13257600), (64, 12843300), (75, 10959616), (80, 10274640), (93, 8838400), (96, 8562200), (100, 8219712), (120, 6849760), (124, 6628800), (128, 6421650), (150, 5479808), (155, 5303040), (160, 5137320), (186, 4419200), (192, 4281100), (200, 4109856), (240, 3424880), (248, 3314400), (256, 3210825), (300, 2739904), (310, 2651520), (320, 2568660), (372, 2209600), (384, 2140550), (400, 2054928), (465, 1767680), (480, 1712440), (496, 1657200), (600, 1369952), (620, 1325760), (640, 1284330), (744, 1104800), (768, 1070275), (775, 1060608), (800, 1027464), (930, 883840), (960, 856220), (992, 828600), (1200, 684976), (1240, 662880), (1280, 642165), (1381, 595200), (1488, 552400), (1550, 530304), (1600, 513732), (1860, 441920), (1920, 428110), (1984, 414300), (2325, 353536), (2400, 342488), (2480, 331440), (2762, 297600), (2976, 276200), (3100, 265152), (3200, 256866), (3720, 220960), (3840, 214055), (3968, 207150), (4143, 198400), (4650, 176768), (4800, 171244), (4960, 165720), (5524, 148800), (5952, 138100), (6200, 132576), (6400, 128433), (6905, 119040), (7440, 110480), (7936, 103575), (8286, 99200), (9300, 88384), (9600, 85622), (9920, 82860), (11048, 74400), (11904, 69050), (12400, 66288), (13810, 59520), (14880, 55240), (16572, 49600), (18600, 44192), (19200, 42811), (19840, 41430), (20715, 39680), (22096, 37200), (23808, 34525), (24800, 33144), (27620, 29760)]