257840400

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{214867}}^1$

素因数の和:214888

約数の個数: 60

約数和(自身を含む): 825952592

約数和(自身を除く): 568112192

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 40, 48, 50, 60, 75, 80, 100, 120, 150, 200, 240, 300, 400, 600, 1200, 214867, 429734, 644601, 859468, 1074335, 1289202, 1718936, 2148670, 2578404, 3223005, 3437872, 4297340, 5156808, 5371675, 6446010, 8594680, 10313616, 10743350, 12892020, 16115025, 17189360, 21486700, 25784040, 32230050, 42973400, 51568080, 64460100, 85946800, 128920200, 257840400]

約数ペア:

[(1, 257840400), (2, 128920200), (3, 85946800), (4, 64460100), (5, 51568080), (6, 42973400), (8, 32230050), (10, 25784040), (12, 21486700), (15, 17189360), (16, 16115025), (20, 12892020), (24, 10743350), (25, 10313616), (30, 8594680), (40, 6446010), (48, 5371675), (50, 5156808), (60, 4297340), (75, 3437872), (80, 3223005), (100, 2578404), (120, 2148670), (150, 1718936), (200, 1289202), (240, 1074335), (300, 859468), (400, 644601), (600, 429734), (1200, 214867)]