164676480

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{431}}^1$

素因数の和:652

約数の個数: 128

約数和(自身を含む): 528768000

約数和(自身を除く): 364091520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 199, 240, 320, 384, 398, 431, 480, 597, 640, 796, 862, 960, 995, 1194, 1293, 1592, 1724, 1920, 1990, 2155, 2388, 2586, 2985, 3184, 3448, 3980, 4310, 4776, 5172, 5970, 6368, 6465, 6896, 7960, 8620, 9552, 10344, 11940, 12736, 12930, 13792, 15920, 17240, 19104, 20688, 23880, 25472, 25860, 27584, 31840, 34480, 38208, 41376, 47760, 51720, 55168, 63680, 68960, 76416, 82752, 85769, 95520, 103440, 127360, 137920, 165504, 171538, 191040, 206880, 257307, 275840, 343076, 382080, 413760, 428845, 514614, 686152, 827520, 857690, 1029228, 1286535, 1372304, 1715380, 2058456, 2573070, 2744608, 3430760, 4116912, 5146140, 5489216, 6861520, 8233824, 10292280, 10978432, 13723040, 16467648, 20584560, 27446080, 32935296, 41169120, 54892160, 82338240, 164676480]

約数ペア:

[(1, 164676480), (2, 82338240), (3, 54892160), (4, 41169120), (5, 32935296), (6, 27446080), (8, 20584560), (10, 16467648), (12, 13723040), (15, 10978432), (16, 10292280), (20, 8233824), (24, 6861520), (30, 5489216), (32, 5146140), (40, 4116912), (48, 3430760), (60, 2744608), (64, 2573070), (80, 2058456), (96, 1715380), (120, 1372304), (128, 1286535), (160, 1029228), (192, 857690), (199, 827520), (240, 686152), (320, 514614), (384, 428845), (398, 413760), (431, 382080), (480, 343076), (597, 275840), (640, 257307), (796, 206880), (862, 191040), (960, 171538), (995, 165504), (1194, 137920), (1293, 127360), (1592, 103440), (1724, 95520), (1920, 85769), (1990, 82752), (2155, 76416), (2388, 68960), (2586, 63680), (2985, 55168), (3184, 51720), (3448, 47760), (3980, 41376), (4310, 38208), (4776, 34480), (5172, 31840), (5970, 27584), (6368, 25860), (6465, 25472), (6896, 23880), (7960, 20688), (8620, 19104), (9552, 17240), (10344, 15920), (11940, 13792), (12736, 12930)]