255408020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{373}}^1$

素因数の和:529

約数の個数: 96

約数和(自身を含む): 632341248

約数和(自身を除く): 376933228

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 67, 70, 73, 134, 140, 146, 268, 292, 335, 365, 373, 469, 511, 670, 730, 746, 938, 1022, 1340, 1460, 1492, 1865, 1876, 2044, 2345, 2555, 2611, 3730, 4690, 4891, 5110, 5222, 7460, 9380, 9782, 10220, 10444, 13055, 19564, 24455, 24991, 26110, 27229, 34237, 48910, 49982, 52220, 54458, 68474, 97820, 99964, 108916, 124955, 136145, 136948, 171185, 174937, 190603, 249910, 272290, 342370, 349874, 381206, 499820, 544580, 684740, 699748, 762412, 874685, 953015, 1749370, 1824343, 1906030, 3498740, 3648686, 3812060, 7297372, 9121715, 12770401, 18243430, 25540802, 36486860, 51081604, 63852005, 127704010, 255408020]

約数ペア:

[(1, 255408020), (2, 127704010), (4, 63852005), (5, 51081604), (7, 36486860), (10, 25540802), (14, 18243430), (20, 12770401), (28, 9121715), (35, 7297372), (67, 3812060), (70, 3648686), (73, 3498740), (134, 1906030), (140, 1824343), (146, 1749370), (268, 953015), (292, 874685), (335, 762412), (365, 699748), (373, 684740), (469, 544580), (511, 499820), (670, 381206), (730, 349874), (746, 342370), (938, 272290), (1022, 249910), (1340, 190603), (1460, 174937), (1492, 171185), (1865, 136948), (1876, 136145), (2044, 124955), (2345, 108916), (2555, 99964), (2611, 97820), (3730, 68474), (4690, 54458), (4891, 52220), (5110, 49982), (5222, 48910), (7460, 34237), (9380, 27229), (9782, 26110), (10220, 24991), (10444, 24455), (13055, 19564)]