217117440

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{401}}^1$

素因数の和:475

約数の個数: 216

約数和(自身を含む): 769099968

約数和(自身を除く): 551982528

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 47, 48, 60, 64, 72, 80, 90, 94, 96, 120, 128, 141, 144, 160, 180, 188, 192, 235, 240, 256, 282, 288, 320, 360, 376, 384, 401, 423, 470, 480, 564, 576, 640, 705, 720, 752, 768, 802, 846, 940, 960, 1128, 1152, 1203, 1280, 1410, 1440, 1504, 1604, 1692, 1880, 1920, 2005, 2115, 2256, 2304, 2406, 2820, 2880, 3008, 3208, 3384, 3609, 3760, 3840, 4010, 4230, 4512, 4812, 5640, 5760, 6015, 6016, 6416, 6768, 7218, 7520, 8020, 8460, 9024, 9624, 11280, 11520, 12030, 12032, 12832, 13536, 14436, 15040, 16040, 16920, 18045, 18048, 18847, 19248, 22560, 24060, 25664, 27072, 28872, 30080, 32080, 33840, 36090, 36096, 37694, 38496, 45120, 48120, 51328, 54144, 56541, 57744, 60160, 64160, 67680, 72180, 75388, 76992, 90240, 94235, 96240, 102656, 108288, 113082, 115488, 128320, 135360, 144360, 150776, 153984, 169623, 180480, 188470, 192480, 226164, 230976, 256640, 270720, 282705, 288720, 301552, 307968, 339246, 376940, 384960, 452328, 461952, 513280, 541440, 565410, 577440, 603104, 678492, 753880, 769920, 848115, 904656, 923904, 1130820, 1154880, 1206208, 1356984, 1507760, 1539840, 1696230, 1809312, 2261640, 2309760, 2412416, 2713968, 3015520, 3392460, 3618624, 4523280, 4619520, 4824832, 5427936, 6031040, 6784920, 7237248, 9046560, 10855872, 12062080, 13569840, 14474496, 18093120, 21711744, 24124160, 27139680, 36186240, 43423488, 54279360, 72372480, 108558720, 217117440]

約数ペア:

[(1, 217117440), (2, 108558720), (3, 72372480), (4, 54279360), (5, 43423488), (6, 36186240), (8, 27139680), (9, 24124160), (10, 21711744), (12, 18093120), (15, 14474496), (16, 13569840), (18, 12062080), (20, 10855872), (24, 9046560), (30, 7237248), (32, 6784920), (36, 6031040), (40, 5427936), (45, 4824832), (47, 4619520), (48, 4523280), (60, 3618624), (64, 3392460), (72, 3015520), (80, 2713968), (90, 2412416), (94, 2309760), (96, 2261640), (120, 1809312), (128, 1696230), (141, 1539840), (144, 1507760), (160, 1356984), (180, 1206208), (188, 1154880), (192, 1130820), (235, 923904), (240, 904656), (256, 848115), (282, 769920), (288, 753880), (320, 678492), (360, 603104), (376, 577440), (384, 565410), (401, 541440), (423, 513280), (470, 461952), (480, 452328), (564, 384960), (576, 376940), (640, 339246), (705, 307968), (720, 301552), (752, 288720), (768, 282705), (802, 270720), (846, 256640), (940, 230976), (960, 226164), (1128, 192480), (1152, 188470), (1203, 180480), (1280, 169623), (1410, 153984), (1440, 150776), (1504, 144360), (1604, 135360), (1692, 128320), (1880, 115488), (1920, 113082), (2005, 108288), (2115, 102656), (2256, 96240), (2304, 94235), (2406, 90240), (2820, 76992), (2880, 75388), (3008, 72180), (3208, 67680), (3384, 64160), (3609, 60160), (3760, 57744), (3840, 56541), (4010, 54144), (4230, 51328), (4512, 48120), (4812, 45120), (5640, 38496), (5760, 37694), (6015, 36096), (6016, 36090), (6416, 33840), (6768, 32080), (7218, 30080), (7520, 28872), (8020, 27072), (8460, 25664), (9024, 24060), (9624, 22560), (11280, 19248), (11520, 18847), (12030, 18048), (12032, 18045), (12832, 16920), (13536, 16040), (14436, 15040)]