222592440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{264991}}^1$

素因数の和:265012

約数の個数: 64

約数和(自身を含む): 763176960

約数和(自身を除く): 540584520

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, 264991, 529982, 794973, 1059964, 1324955, 1589946, 1854937, 2119928, 2649910, 3179892, 3709874, 3974865, 5299820, 5564811, 6359784, 7419748, 7949730, 9274685, 10599640, 11129622, 14839496, 15899460, 18549370, 22259244, 27824055, 31798920, 37098740, 44518488, 55648110, 74197480, 111296220, 222592440]

約数ペア:

[(1, 222592440), (2, 111296220), (3, 74197480), (4, 55648110), (5, 44518488), (6, 37098740), (7, 31798920), (8, 27824055), (10, 22259244), (12, 18549370), (14, 15899460), (15, 14839496), (20, 11129622), (21, 10599640), (24, 9274685), (28, 7949730), (30, 7419748), (35, 6359784), (40, 5564811), (42, 5299820), (56, 3974865), (60, 3709874), (70, 3179892), (84, 2649910), (105, 2119928), (120, 1854937), (140, 1589946), (168, 1324955), (210, 1059964), (280, 794973), (420, 529982), (840, 264991)]