75481980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{179719}}^1$

素因数の和:179738

約数の個数: 48

約数和(自身を含む): 241543680

約数和(自身を除く): 166061700

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 179719, 359438, 539157, 718876, 898595, 1078314, 1258033, 1797190, 2156628, 2516066, 2695785, 3594380, 3774099, 5032132, 5391570, 6290165, 7548198, 10783140, 12580330, 15096396, 18870495, 25160660, 37740990, 75481980]

約数ペア:

[(1, 75481980), (2, 37740990), (3, 25160660), (4, 18870495), (5, 15096396), (6, 12580330), (7, 10783140), (10, 7548198), (12, 6290165), (14, 5391570), (15, 5032132), (20, 3774099), (21, 3594380), (28, 2695785), (30, 2516066), (35, 2156628), (42, 1797190), (60, 1258033), (70, 1078314), (84, 898595), (105, 718876), (140, 539157), (210, 359438), (420, 179719)]