247035530

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{281}}^1\times {\mathrm{661}}^1$

素因数の和:975

約数の個数: 64

約数和(自身を含む): 537649920

約数和(自身を除く): 290614390

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 190, 266, 281, 562, 661, 665, 1322, 1330, 1405, 1967, 2810, 3305, 3934, 4627, 5339, 6610, 9254, 9835, 10678, 12559, 19670, 23135, 25118, 26695, 37373, 46270, 53390, 62795, 74746, 87913, 125590, 175826, 185741, 186865, 371482, 373730, 439565, 879130, 928705, 1300187, 1857410, 2600374, 3529079, 6500935, 7058158, 13001870, 17645395, 24703553, 35290790, 49407106, 123517765, 247035530]

約数ペア:

[(1, 247035530), (2, 123517765), (5, 49407106), (7, 35290790), (10, 24703553), (14, 17645395), (19, 13001870), (35, 7058158), (38, 6500935), (70, 3529079), (95, 2600374), (133, 1857410), (190, 1300187), (266, 928705), (281, 879130), (562, 439565), (661, 373730), (665, 371482), (1322, 186865), (1330, 185741), (1405, 175826), (1967, 125590), (2810, 87913), (3305, 74746), (3934, 62795), (4627, 53390), (5339, 46270), (6610, 37373), (9254, 26695), (9835, 25118), (10678, 23135), (12559, 19670)]