663770880

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{367}}^1$

素因数の和:551

約数の個数: 216

約数和(自身を含む): 2317503552

約数和(自身を除く): 1653732672

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 157, 160, 180, 192, 240, 256, 288, 314, 320, 360, 367, 384, 471, 480, 576, 628, 640, 720, 734, 768, 785, 942, 960, 1101, 1152, 1256, 1280, 1413, 1440, 1468, 1570, 1835, 1884, 1920, 2202, 2304, 2355, 2512, 2826, 2880, 2936, 3140, 3303, 3670, 3768, 3840, 4404, 4710, 5024, 5505, 5652, 5760, 5872, 6280, 6606, 7065, 7340, 7536, 8808, 9420, 10048, 11010, 11304, 11520, 11744, 12560, 13212, 14130, 14680, 15072, 16515, 17616, 18840, 20096, 22020, 22608, 23488, 25120, 26424, 28260, 29360, 30144, 33030, 35232, 37680, 40192, 44040, 45216, 46976, 50240, 52848, 56520, 57619, 58720, 60288, 66060, 70464, 75360, 88080, 90432, 93952, 100480, 105696, 113040, 115238, 117440, 120576, 132120, 140928, 150720, 172857, 176160, 180864, 200960, 211392, 226080, 230476, 234880, 264240, 281856, 288095, 301440, 345714, 352320, 361728, 422784, 452160, 460952, 469760, 518571, 528480, 576190, 602880, 691428, 704640, 845568, 864285, 904320, 921904, 1037142, 1056960, 1152380, 1382856, 1409280, 1728570, 1808640, 1843808, 2074284, 2113920, 2304760, 2592855, 2765712, 3457140, 3687616, 4148568, 4227840, 4609520, 5185710, 5531424, 6914280, 7375232, 8297136, 9219040, 10371420, 11062848, 13828560, 14750464, 16594272, 18438080, 20742840, 22125696, 27657120, 33188544, 36876160, 41485680, 44251392, 55314240, 66377088, 73752320, 82971360, 110628480, 132754176, 165942720, 221256960, 331885440, 663770880]

約数ペア:

[(1, 663770880), (2, 331885440), (3, 221256960), (4, 165942720), (5, 132754176), (6, 110628480), (8, 82971360), (9, 73752320), (10, 66377088), (12, 55314240), (15, 44251392), (16, 41485680), (18, 36876160), (20, 33188544), (24, 27657120), (30, 22125696), (32, 20742840), (36, 18438080), (40, 16594272), (45, 14750464), (48, 13828560), (60, 11062848), (64, 10371420), (72, 9219040), (80, 8297136), (90, 7375232), (96, 6914280), (120, 5531424), (128, 5185710), (144, 4609520), (157, 4227840), (160, 4148568), (180, 3687616), (192, 3457140), (240, 2765712), (256, 2592855), (288, 2304760), (314, 2113920), (320, 2074284), (360, 1843808), (367, 1808640), (384, 1728570), (471, 1409280), (480, 1382856), (576, 1152380), (628, 1056960), (640, 1037142), (720, 921904), (734, 904320), (768, 864285), (785, 845568), (942, 704640), (960, 691428), (1101, 602880), (1152, 576190), (1256, 528480), (1280, 518571), (1413, 469760), (1440, 460952), (1468, 452160), (1570, 422784), (1835, 361728), (1884, 352320), (1920, 345714), (2202, 301440), (2304, 288095), (2355, 281856), (2512, 264240), (2826, 234880), (2880, 230476), (2936, 226080), (3140, 211392), (3303, 200960), (3670, 180864), (3768, 176160), (3840, 172857), (4404, 150720), (4710, 140928), (5024, 132120), (5505, 120576), (5652, 117440), (5760, 115238), (5872, 113040), (6280, 105696), (6606, 100480), (7065, 93952), (7340, 90432), (7536, 88080), (8808, 75360), (9420, 70464), (10048, 66060), (11010, 60288), (11304, 58720), (11520, 57619), (11744, 56520), (12560, 52848), (13212, 50240), (14130, 46976), (14680, 45216), (15072, 44040), (16515, 40192), (17616, 37680), (18840, 35232), (20096, 33030), (22020, 30144), (22608, 29360), (23488, 28260), (25120, 26424)]