216433920

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{359}}^1$

素因数の和:540

約数の個数: 144

約数和(自身を含む): 697576320

約数和(自身を除く): 481142400

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, 157, 160, 192, 240, 256, 314, 320, 359, 384, 471, 480, 628, 640, 718, 768, 785, 942, 960, 1077, 1256, 1280, 1436, 1570, 1795, 1884, 1920, 2154, 2355, 2512, 2872, 3140, 3590, 3768, 3840, 4308, 4710, 5024, 5385, 5744, 6280, 7180, 7536, 8616, 9420, 10048, 10770, 11488, 12560, 14360, 15072, 17232, 18840, 20096, 21540, 22976, 25120, 28720, 30144, 34464, 37680, 40192, 43080, 45952, 50240, 56363, 57440, 60288, 68928, 75360, 86160, 91904, 100480, 112726, 114880, 120576, 137856, 150720, 169089, 172320, 200960, 225452, 229760, 275712, 281815, 301440, 338178, 344640, 450904, 459520, 563630, 602880, 676356, 689280, 845445, 901808, 1127260, 1352712, 1378560, 1690890, 1803616, 2254520, 2705424, 3381780, 3607232, 4509040, 5410848, 6763560, 7214464, 9018080, 10821696, 13527120, 14428928, 18036160, 21643392, 27054240, 36072320, 43286784, 54108480, 72144640, 108216960, 216433920]

約数ペア:

[(1, 216433920), (2, 108216960), (3, 72144640), (4, 54108480), (5, 43286784), (6, 36072320), (8, 27054240), (10, 21643392), (12, 18036160), (15, 14428928), (16, 13527120), (20, 10821696), (24, 9018080), (30, 7214464), (32, 6763560), (40, 5410848), (48, 4509040), (60, 3607232), (64, 3381780), (80, 2705424), (96, 2254520), (120, 1803616), (128, 1690890), (157, 1378560), (160, 1352712), (192, 1127260), (240, 901808), (256, 845445), (314, 689280), (320, 676356), (359, 602880), (384, 563630), (471, 459520), (480, 450904), (628, 344640), (640, 338178), (718, 301440), (768, 281815), (785, 275712), (942, 229760), (960, 225452), (1077, 200960), (1256, 172320), (1280, 169089), (1436, 150720), (1570, 137856), (1795, 120576), (1884, 114880), (1920, 112726), (2154, 100480), (2355, 91904), (2512, 86160), (2872, 75360), (3140, 68928), (3590, 60288), (3768, 57440), (3840, 56363), (4308, 50240), (4710, 45952), (5024, 43080), (5385, 40192), (5744, 37680), (6280, 34464), (7180, 30144), (7536, 28720), (8616, 25120), (9420, 22976), (10048, 21540), (10770, 20096), (11488, 18840), (12560, 17232), (14360, 15072)]