197402520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{235003}}^1$

素因数の和:235024

約数の個数: 64

約数和(自身を含む): 676811520

約数和(自身を除く): 479409000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 235003, 470006, 705009, 940012, 1175015, 1410018, 1645021, 1880024, 2350030, 2820036, 3290042, 3525045, 4700060, 4935063, 5640072, 6580084, 7050090, 8225105, 9400120, 9870126, 13160168, 14100180, 16450210, 19740252, 24675315, 28200360, 32900420, 39480504, 49350630, 65800840, 98701260, 197402520]

約数ペア:

[(1, 197402520), (2, 98701260), (3, 65800840), (4, 49350630), (5, 39480504), (6, 32900420), (7, 28200360), (8, 24675315), (10, 19740252), (12, 16450210), (14, 14100180), (15, 13160168), (20, 9870126), (21, 9400120), (24, 8225105), (28, 7050090), (30, 6580084), (35, 5640072), (40, 4935063), (42, 4700060), (56, 3525045), (60, 3290042), (70, 2820036), (84, 2350030), (105, 1880024), (120, 1645021), (140, 1410018), (168, 1175015), (210, 940012), (280, 705009), (420, 470006), (840, 235003)]