131724740

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{139}}^1\times {\mathrm{967}}^1$

素因数の和:1129

約数の個数: 72

約数和(自身を含む): 324434880

約数和(自身を除く): 192710140

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 139, 140, 196, 245, 278, 490, 556, 695, 967, 973, 980, 1390, 1934, 1946, 2780, 3868, 3892, 4835, 4865, 6769, 6811, 9670, 9730, 13538, 13622, 19340, 19460, 27076, 27244, 33845, 34055, 47383, 67690, 68110, 94766, 134413, 135380, 136220, 189532, 236915, 268826, 473830, 537652, 672065, 940891, 947660, 1344130, 1881782, 2688260, 3763564, 4704455, 6586237, 9408910, 13172474, 18817820, 26344948, 32931185, 65862370, 131724740]

約数ペア:

[(1, 131724740), (2, 65862370), (4, 32931185), (5, 26344948), (7, 18817820), (10, 13172474), (14, 9408910), (20, 6586237), (28, 4704455), (35, 3763564), (49, 2688260), (70, 1881782), (98, 1344130), (139, 947660), (140, 940891), (196, 672065), (245, 537652), (278, 473830), (490, 268826), (556, 236915), (695, 189532), (967, 136220), (973, 135380), (980, 134413), (1390, 94766), (1934, 68110), (1946, 67690), (2780, 47383), (3868, 34055), (3892, 33845), (4835, 27244), (4865, 27076), (6769, 19460), (6811, 19340), (9670, 13622), (9730, 13538)]