172563720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{205433}}^1$

素因数の和:205454

約数の個数: 64

約数和(自身を含む): 591649920

約数和(自身を除く): 419086200

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, 205433, 410866, 616299, 821732, 1027165, 1232598, 1438031, 1643464, 2054330, 2465196, 2876062, 3081495, 4108660, 4314093, 4930392, 5752124, 6162990, 7190155, 8217320, 8628186, 11504248, 12325980, 14380310, 17256372, 21570465, 24651960, 28760620, 34512744, 43140930, 57521240, 86281860, 172563720]

約数ペア:

[(1, 172563720), (2, 86281860), (3, 57521240), (4, 43140930), (5, 34512744), (6, 28760620), (7, 24651960), (8, 21570465), (10, 17256372), (12, 14380310), (14, 12325980), (15, 11504248), (20, 8628186), (21, 8217320), (24, 7190155), (28, 6162990), (30, 5752124), (35, 4930392), (40, 4314093), (42, 4108660), (56, 3081495), (60, 2876062), (70, 2465196), (84, 2054330), (105, 1643464), (120, 1438031), (140, 1232598), (168, 1027165), (210, 821732), (280, 616299), (420, 410866), (840, 205433)]