54256440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{64591}}^1$

素因数の和:64612

約数の個数: 64

約数和(自身を含む): 186024960

約数和(自身を除く): 131768520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 64591, 129182, 193773, 258364, 322955, 387546, 452137, 516728, 645910, 775092, 904274, 968865, 1291820, 1356411, 1550184, 1808548, 1937730, 2260685, 2583640, 2712822, 3617096, 3875460, 4521370, 5425644, 6782055, 7750920, 9042740, 10851288, 13564110, 18085480, 27128220, 54256440]

約数ペア:

[(1, 54256440), (2, 27128220), (3, 18085480), (4, 13564110), (5, 10851288), (6, 9042740), (7, 7750920), (8, 6782055), (10, 5425644), (12, 4521370), (14, 3875460), (15, 3617096), (20, 2712822), (21, 2583640), (24, 2260685), (28, 1937730), (30, 1808548), (35, 1550184), (40, 1356411), (42, 1291820), (56, 968865), (60, 904274), (70, 775092), (84, 645910), (105, 516728), (120, 452137), (140, 387546), (168, 322955), (210, 258364), (280, 193773), (420, 129182), (840, 64591)]