217543680

素因数分解:

$2^{10}\times 3^2\times 5^1\times {\mathrm{4721}}^1$

素因数の和:4752

約数の個数: 132

約数和(自身を含む): 753942852

約数和(自身を除く): 536399172

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, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 512, 576, 640, 720, 768, 960, 1024, 1152, 1280, 1440, 1536, 1920, 2304, 2560, 2880, 3072, 3840, 4608, 4721, 5120, 5760, 7680, 9216, 9442, 11520, 14163, 15360, 18884, 23040, 23605, 28326, 37768, 42489, 46080, 47210, 56652, 70815, 75536, 84978, 94420, 113304, 141630, 151072, 169956, 188840, 212445, 226608, 283260, 302144, 339912, 377680, 424890, 453216, 566520, 604288, 679824, 755360, 849780, 906432, 1133040, 1208576, 1359648, 1510720, 1699560, 1812864, 2266080, 2417152, 2719296, 3021440, 3399120, 3625728, 4532160, 4834304, 5438592, 6042880, 6798240, 7251456, 9064320, 10877184, 12085760, 13596480, 14502912, 18128640, 21754368, 24171520, 27192960, 36257280, 43508736, 54385920, 72514560, 108771840, 217543680]

約数ペア:

[(1, 217543680), (2, 108771840), (3, 72514560), (4, 54385920), (5, 43508736), (6, 36257280), (8, 27192960), (9, 24171520), (10, 21754368), (12, 18128640), (15, 14502912), (16, 13596480), (18, 12085760), (20, 10877184), (24, 9064320), (30, 7251456), (32, 6798240), (36, 6042880), (40, 5438592), (45, 4834304), (48, 4532160), (60, 3625728), (64, 3399120), (72, 3021440), (80, 2719296), (90, 2417152), (96, 2266080), (120, 1812864), (128, 1699560), (144, 1510720), (160, 1359648), (180, 1208576), (192, 1133040), (240, 906432), (256, 849780), (288, 755360), (320, 679824), (360, 604288), (384, 566520), (480, 453216), (512, 424890), (576, 377680), (640, 339912), (720, 302144), (768, 283260), (960, 226608), (1024, 212445), (1152, 188840), (1280, 169956), (1440, 151072), (1536, 141630), (1920, 113304), (2304, 94420), (2560, 84978), (2880, 75536), (3072, 70815), (3840, 56652), (4608, 47210), (4721, 46080), (5120, 42489), (5760, 37768), (7680, 28326), (9216, 23605), (9442, 23040), (11520, 18884), (14163, 15360)]