29715420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{509}}^1$

素因数の和:667

約数の個数: 96

約数和(自身を含む): 95961600

約数和(自身を除く): 66246180

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 139, 140, 210, 278, 417, 420, 509, 556, 695, 834, 973, 1018, 1390, 1527, 1668, 1946, 2036, 2085, 2545, 2780, 2919, 3054, 3563, 3892, 4170, 4865, 5090, 5838, 6108, 7126, 7635, 8340, 9730, 10180, 10689, 11676, 14252, 14595, 15270, 17815, 19460, 21378, 29190, 30540, 35630, 42756, 53445, 58380, 70751, 71260, 106890, 141502, 212253, 213780, 283004, 353755, 424506, 495257, 707510, 849012, 990514, 1061265, 1415020, 1485771, 1981028, 2122530, 2476285, 2971542, 4245060, 4952570, 5943084, 7428855, 9905140, 14857710, 29715420]

約数ペア:

[(1, 29715420), (2, 14857710), (3, 9905140), (4, 7428855), (5, 5943084), (6, 4952570), (7, 4245060), (10, 2971542), (12, 2476285), (14, 2122530), (15, 1981028), (20, 1485771), (21, 1415020), (28, 1061265), (30, 990514), (35, 849012), (42, 707510), (60, 495257), (70, 424506), (84, 353755), (105, 283004), (139, 213780), (140, 212253), (210, 141502), (278, 106890), (417, 71260), (420, 70751), (509, 58380), (556, 53445), (695, 42756), (834, 35630), (973, 30540), (1018, 29190), (1390, 21378), (1527, 19460), (1668, 17815), (1946, 15270), (2036, 14595), (2085, 14252), (2545, 11676), (2780, 10689), (2919, 10180), (3054, 9730), (3563, 8340), (3892, 7635), (4170, 7126), (4865, 6108), (5090, 5838)]