75915420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{180751}}^1$

素因数の和:180770

約数の個数: 48

約数和(自身を含む): 242930688

約数和(自身を除く): 167015268

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, 180751, 361502, 542253, 723004, 903755, 1084506, 1265257, 1807510, 2169012, 2530514, 2711265, 3615020, 3795771, 5061028, 5422530, 6326285, 7591542, 10845060, 12652570, 15183084, 18978855, 25305140, 37957710, 75915420]

約数ペア:

[(1, 75915420), (2, 37957710), (3, 25305140), (4, 18978855), (5, 15183084), (6, 12652570), (7, 10845060), (10, 7591542), (12, 6326285), (14, 5422530), (15, 5061028), (20, 3795771), (21, 3615020), (28, 2711265), (30, 2530514), (35, 2169012), (42, 1807510), (60, 1265257), (70, 1084506), (84, 903755), (105, 723004), (140, 542253), (210, 361502), (420, 180751)]