255258240

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{132947}}^1$

素因数の和:132969

約数の個数: 64

約数和(自身を含む): 813641760

約数和(自身を除く): 558383520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 132947, 265894, 398841, 531788, 664735, 797682, 1063576, 1329470, 1595364, 1994205, 2127152, 2658940, 3190728, 3988410, 4254304, 5317880, 6381456, 7976820, 8508608, 10635760, 12762912, 15953640, 17017216, 21271520, 25525824, 31907280, 42543040, 51051648, 63814560, 85086080, 127629120, 255258240]

約数ペア:

[(1, 255258240), (2, 127629120), (3, 85086080), (4, 63814560), (5, 51051648), (6, 42543040), (8, 31907280), (10, 25525824), (12, 21271520), (15, 17017216), (16, 15953640), (20, 12762912), (24, 10635760), (30, 8508608), (32, 7976820), (40, 6381456), (48, 5317880), (60, 4254304), (64, 3988410), (80, 3190728), (96, 2658940), (120, 2127152), (128, 1994205), (160, 1595364), (192, 1329470), (240, 1063576), (320, 797682), (384, 664735), (480, 531788), (640, 398841), (960, 265894), (1920, 132947)]