217612800

素因数分解:

$2^9\times 3^2\times 5^2\times {\mathrm{1889}}^1$

素因数の和:1923

約数の個数: 180

約数和(自身を含む): 779188410

約数和(自身を除く): 561575610

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 32, 36, 40, 45, 48, 50, 60, 64, 72, 75, 80, 90, 96, 100, 120, 128, 144, 150, 160, 180, 192, 200, 225, 240, 256, 288, 300, 320, 360, 384, 400, 450, 480, 512, 576, 600, 640, 720, 768, 800, 900, 960, 1152, 1200, 1280, 1440, 1536, 1600, 1800, 1889, 1920, 2304, 2400, 2560, 2880, 3200, 3600, 3778, 3840, 4608, 4800, 5667, 5760, 6400, 7200, 7556, 7680, 9445, 9600, 11334, 11520, 12800, 14400, 15112, 17001, 18890, 19200, 22668, 23040, 28335, 28800, 30224, 34002, 37780, 38400, 45336, 47225, 56670, 57600, 60448, 68004, 75560, 85005, 90672, 94450, 113340, 115200, 120896, 136008, 141675, 151120, 170010, 181344, 188900, 226680, 241792, 272016, 283350, 302240, 340020, 362688, 377800, 425025, 453360, 483584, 544032, 566700, 604480, 680040, 725376, 755600, 850050, 906720, 967168, 1088064, 1133400, 1208960, 1360080, 1450752, 1511200, 1700100, 1813440, 2176128, 2266800, 2417920, 2720160, 2901504, 3022400, 3400200, 3626880, 4352256, 4533600, 4835840, 5440320, 6044800, 6800400, 7253760, 8704512, 9067200, 10880640, 12089600, 13600800, 14507520, 18134400, 21761280, 24179200, 27201600, 36268800, 43522560, 54403200, 72537600, 108806400, 217612800]

約数ペア:

[(1, 217612800), (2, 108806400), (3, 72537600), (4, 54403200), (5, 43522560), (6, 36268800), (8, 27201600), (9, 24179200), (10, 21761280), (12, 18134400), (15, 14507520), (16, 13600800), (18, 12089600), (20, 10880640), (24, 9067200), (25, 8704512), (30, 7253760), (32, 6800400), (36, 6044800), (40, 5440320), (45, 4835840), (48, 4533600), (50, 4352256), (60, 3626880), (64, 3400200), (72, 3022400), (75, 2901504), (80, 2720160), (90, 2417920), (96, 2266800), (100, 2176128), (120, 1813440), (128, 1700100), (144, 1511200), (150, 1450752), (160, 1360080), (180, 1208960), (192, 1133400), (200, 1088064), (225, 967168), (240, 906720), (256, 850050), (288, 755600), (300, 725376), (320, 680040), (360, 604480), (384, 566700), (400, 544032), (450, 483584), (480, 453360), (512, 425025), (576, 377800), (600, 362688), (640, 340020), (720, 302240), (768, 283350), (800, 272016), (900, 241792), (960, 226680), (1152, 188900), (1200, 181344), (1280, 170010), (1440, 151120), (1536, 141675), (1600, 136008), (1800, 120896), (1889, 115200), (1920, 113340), (2304, 94450), (2400, 90672), (2560, 85005), (2880, 75560), (3200, 68004), (3600, 60448), (3778, 57600), (3840, 56670), (4608, 47225), (4800, 45336), (5667, 38400), (5760, 37780), (6400, 34002), (7200, 30224), (7556, 28800), (7680, 28335), (9445, 23040), (9600, 22668), (11334, 19200), (11520, 18890), (12800, 17001), (14400, 15112)]