256438080

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{89041}}^1$

素因数の和:89064

約数の個数: 84

約数和(自身を含む): 882050052

約数和(自身を除く): 625611972

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, 144, 160, 180, 192, 240, 288, 320, 360, 480, 576, 720, 960, 1440, 2880, 89041, 178082, 267123, 356164, 445205, 534246, 712328, 801369, 890410, 1068492, 1335615, 1424656, 1602738, 1780820, 2136984, 2671230, 2849312, 3205476, 3561640, 4006845, 4273968, 5342460, 5698624, 6410952, 7123280, 8013690, 8547936, 10684920, 12821904, 14246560, 16027380, 17095872, 21369840, 25643808, 28493120, 32054760, 42739680, 51287616, 64109520, 85479360, 128219040, 256438080]

約数ペア:

[(1, 256438080), (2, 128219040), (3, 85479360), (4, 64109520), (5, 51287616), (6, 42739680), (8, 32054760), (9, 28493120), (10, 25643808), (12, 21369840), (15, 17095872), (16, 16027380), (18, 14246560), (20, 12821904), (24, 10684920), (30, 8547936), (32, 8013690), (36, 7123280), (40, 6410952), (45, 5698624), (48, 5342460), (60, 4273968), (64, 4006845), (72, 3561640), (80, 3205476), (90, 2849312), (96, 2671230), (120, 2136984), (144, 1780820), (160, 1602738), (180, 1424656), (192, 1335615), (240, 1068492), (288, 890410), (320, 801369), (360, 712328), (480, 534246), (576, 445205), (720, 356164), (960, 267123), (1440, 178082), (2880, 89041)]