68966400

素因数分解:

$2^{11}\times 3^1\times 5^2\times {\mathrm{449}}^1$

素因数の和:484

約数の個数: 144

約数和(自身を含む): 228501000

約数和(自身を除く): 159534600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 64, 75, 80, 96, 100, 120, 128, 150, 160, 192, 200, 240, 256, 300, 320, 384, 400, 449, 480, 512, 600, 640, 768, 800, 898, 960, 1024, 1200, 1280, 1347, 1536, 1600, 1796, 1920, 2048, 2245, 2400, 2560, 2694, 3072, 3200, 3592, 3840, 4490, 4800, 5120, 5388, 6144, 6400, 6735, 7184, 7680, 8980, 9600, 10240, 10776, 11225, 12800, 13470, 14368, 15360, 17960, 19200, 21552, 22450, 25600, 26940, 28736, 30720, 33675, 35920, 38400, 43104, 44900, 51200, 53880, 57472, 67350, 71840, 76800, 86208, 89800, 107760, 114944, 134700, 143680, 153600, 172416, 179600, 215520, 229888, 269400, 287360, 344832, 359200, 431040, 459776, 538800, 574720, 689664, 718400, 862080, 919552, 1077600, 1149440, 1379328, 1436800, 1724160, 2155200, 2298880, 2758656, 2873600, 3448320, 4310400, 4597760, 5747200, 6896640, 8620800, 11494400, 13793280, 17241600, 22988800, 34483200, 68966400]

約数ペア:

[(1, 68966400), (2, 34483200), (3, 22988800), (4, 17241600), (5, 13793280), (6, 11494400), (8, 8620800), (10, 6896640), (12, 5747200), (15, 4597760), (16, 4310400), (20, 3448320), (24, 2873600), (25, 2758656), (30, 2298880), (32, 2155200), (40, 1724160), (48, 1436800), (50, 1379328), (60, 1149440), (64, 1077600), (75, 919552), (80, 862080), (96, 718400), (100, 689664), (120, 574720), (128, 538800), (150, 459776), (160, 431040), (192, 359200), (200, 344832), (240, 287360), (256, 269400), (300, 229888), (320, 215520), (384, 179600), (400, 172416), (449, 153600), (480, 143680), (512, 134700), (600, 114944), (640, 107760), (768, 89800), (800, 86208), (898, 76800), (960, 71840), (1024, 67350), (1200, 57472), (1280, 53880), (1347, 51200), (1536, 44900), (1600, 43104), (1796, 38400), (1920, 35920), (2048, 33675), (2245, 30720), (2400, 28736), (2560, 26940), (2694, 25600), (3072, 22450), (3200, 21552), (3592, 19200), (3840, 17960), (4490, 15360), (4800, 14368), (5120, 13470), (5388, 12800), (6144, 11225), (6400, 10776), (6735, 10240), (7184, 9600), (7680, 8980)]