207328520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{10429}}^1$

素因数の和:10518

約数の個数: 64

約数和(自身を含む): 540691200

約数和(自身を除く): 333362680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 71, 140, 142, 280, 284, 355, 497, 568, 710, 994, 1420, 1988, 2485, 2840, 3976, 4970, 9940, 10429, 19880, 20858, 41716, 52145, 73003, 83432, 104290, 146006, 208580, 292012, 365015, 417160, 584024, 730030, 740459, 1460060, 1480918, 2920120, 2961836, 3702295, 5183213, 5923672, 7404590, 10366426, 14809180, 20732852, 25916065, 29618360, 41465704, 51832130, 103664260, 207328520]

約数ペア:

[(1, 207328520), (2, 103664260), (4, 51832130), (5, 41465704), (7, 29618360), (8, 25916065), (10, 20732852), (14, 14809180), (20, 10366426), (28, 7404590), (35, 5923672), (40, 5183213), (56, 3702295), (70, 2961836), (71, 2920120), (140, 1480918), (142, 1460060), (280, 740459), (284, 730030), (355, 584024), (497, 417160), (568, 365015), (710, 292012), (994, 208580), (1420, 146006), (1988, 104290), (2485, 83432), (2840, 73003), (3976, 52145), (4970, 41716), (9940, 20858), (10429, 19880)]