258540870

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{6379}}^1$

素因数の和:6589

約数の個数: 64

約数和(自身を含む): 712926720

約数和(自身を除く): 454385850

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 193, 210, 386, 579, 965, 1158, 1351, 1930, 2702, 2895, 4053, 5790, 6379, 6755, 8106, 12758, 13510, 19137, 20265, 31895, 38274, 40530, 44653, 63790, 89306, 95685, 133959, 191370, 223265, 267918, 446530, 669795, 1231147, 1339590, 2462294, 3693441, 6155735, 7386882, 8618029, 12311470, 17236058, 18467205, 25854087, 36934410, 43090145, 51708174, 86180290, 129270435, 258540870]

約数ペア:

[(1, 258540870), (2, 129270435), (3, 86180290), (5, 51708174), (6, 43090145), (7, 36934410), (10, 25854087), (14, 18467205), (15, 17236058), (21, 12311470), (30, 8618029), (35, 7386882), (42, 6155735), (70, 3693441), (105, 2462294), (193, 1339590), (210, 1231147), (386, 669795), (579, 446530), (965, 267918), (1158, 223265), (1351, 191370), (1930, 133959), (2702, 95685), (2895, 89306), (4053, 63790), (5790, 44653), (6379, 40530), (6755, 38274), (8106, 31895), (12758, 20265), (13510, 19137)]