79485420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{189251}}^1$

素因数の和:189270

約数の個数: 48

約数和(自身を含む): 254354688

約数和(自身を除く): 174869268

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, 189251, 378502, 567753, 757004, 946255, 1135506, 1324757, 1892510, 2271012, 2649514, 2838765, 3785020, 3974271, 5299028, 5677530, 6623785, 7948542, 11355060, 13247570, 15897084, 19871355, 26495140, 39742710, 79485420]

約数ペア:

[(1, 79485420), (2, 39742710), (3, 26495140), (4, 19871355), (5, 15897084), (6, 13247570), (7, 11355060), (10, 7948542), (12, 6623785), (14, 5677530), (15, 5299028), (20, 3974271), (21, 3785020), (28, 2838765), (30, 2649514), (35, 2271012), (42, 1892510), (60, 1324757), (70, 1135506), (84, 946255), (105, 757004), (140, 567753), (210, 378502), (420, 189251)]