256420800

素因数分解:

$2^6\times 3^2\times 5^2\times {\mathrm{17807}}^1$

素因数の和:17835

約数の個数: 126

約数和(自身を含む): 911431248

約数和(自身を除く): 655010448

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, 144, 150, 160, 180, 192, 200, 225, 240, 288, 300, 320, 360, 400, 450, 480, 576, 600, 720, 800, 900, 960, 1200, 1440, 1600, 1800, 2400, 2880, 3600, 4800, 7200, 14400, 17807, 35614, 53421, 71228, 89035, 106842, 142456, 160263, 178070, 213684, 267105, 284912, 320526, 356140, 427368, 445175, 534210, 569824, 641052, 712280, 801315, 854736, 890350, 1068420, 1139648, 1282104, 1335525, 1424560, 1602630, 1709472, 1780700, 2136840, 2564208, 2671050, 2849120, 3205260, 3418944, 3561400, 4006575, 4273680, 5128416, 5342100, 5698240, 6410520, 7122800, 8013150, 8547360, 10256832, 10684200, 12821040, 14245600, 16026300, 17094720, 21368400, 25642080, 28491200, 32052600, 42736800, 51284160, 64105200, 85473600, 128210400, 256420800]

約数ペア:

[(1, 256420800), (2, 128210400), (3, 85473600), (4, 64105200), (5, 51284160), (6, 42736800), (8, 32052600), (9, 28491200), (10, 25642080), (12, 21368400), (15, 17094720), (16, 16026300), (18, 14245600), (20, 12821040), (24, 10684200), (25, 10256832), (30, 8547360), (32, 8013150), (36, 7122800), (40, 6410520), (45, 5698240), (48, 5342100), (50, 5128416), (60, 4273680), (64, 4006575), (72, 3561400), (75, 3418944), (80, 3205260), (90, 2849120), (96, 2671050), (100, 2564208), (120, 2136840), (144, 1780700), (150, 1709472), (160, 1602630), (180, 1424560), (192, 1335525), (200, 1282104), (225, 1139648), (240, 1068420), (288, 890350), (300, 854736), (320, 801315), (360, 712280), (400, 641052), (450, 569824), (480, 534210), (576, 445175), (600, 427368), (720, 356140), (800, 320526), (900, 284912), (960, 267105), (1200, 213684), (1440, 178070), (1600, 160263), (1800, 142456), (2400, 106842), (2880, 89035), (3600, 71228), (4800, 53421), (7200, 35614), (14400, 17807)]