74725140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{177917}}^1$

素因数の和:177936

約数の個数: 48

約数和(自身を含む): 239121792

約数和(自身を除く): 164396652

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, 177917, 355834, 533751, 711668, 889585, 1067502, 1245419, 1779170, 2135004, 2490838, 2668755, 3558340, 3736257, 4981676, 5337510, 6227095, 7472514, 10675020, 12454190, 14945028, 18681285, 24908380, 37362570, 74725140]

約数ペア:

[(1, 74725140), (2, 37362570), (3, 24908380), (4, 18681285), (5, 14945028), (6, 12454190), (7, 10675020), (10, 7472514), (12, 6227095), (14, 5337510), (15, 4981676), (20, 3736257), (21, 3558340), (28, 2668755), (30, 2490838), (35, 2135004), (42, 1779170), (60, 1245419), (70, 1067502), (84, 889585), (105, 711668), (140, 533751), (210, 355834), (420, 177917)]