277995420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{523}}^1\times {\mathrm{2953}}^1$

素因数の和:3491

約数の個数: 72

約数和(自身を含む): 845151216

約数和(自身を除く): 567155796

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 523, 1046, 1569, 2092, 2615, 2953, 3138, 4707, 5230, 5906, 6276, 7845, 8859, 9414, 10460, 11812, 14765, 15690, 17718, 18828, 23535, 26577, 29530, 31380, 35436, 44295, 47070, 53154, 59060, 88590, 94140, 106308, 132885, 177180, 265770, 531540, 1544419, 3088838, 4633257, 6177676, 7722095, 9266514, 13899771, 15444190, 18533028, 23166285, 27799542, 30888380, 46332570, 55599084, 69498855, 92665140, 138997710, 277995420]

約数ペア:

[(1, 277995420), (2, 138997710), (3, 92665140), (4, 69498855), (5, 55599084), (6, 46332570), (9, 30888380), (10, 27799542), (12, 23166285), (15, 18533028), (18, 15444190), (20, 13899771), (30, 9266514), (36, 7722095), (45, 6177676), (60, 4633257), (90, 3088838), (180, 1544419), (523, 531540), (1046, 265770), (1569, 177180), (2092, 132885), (2615, 106308), (2953, 94140), (3138, 88590), (4707, 59060), (5230, 53154), (5906, 47070), (6276, 44295), (7845, 35436), (8859, 31380), (9414, 29530), (10460, 26577), (11812, 23535), (14765, 18828), (15690, 17718)]