133786660

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{211}}^1\times {\mathrm{647}}^1$

素因数の和:881

約数の個数: 72

約数和(自身を含む): 328878144

約数和(自身を除く): 195091484

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 211, 245, 422, 490, 647, 844, 980, 1055, 1294, 1477, 2110, 2588, 2954, 3235, 4220, 4529, 5908, 6470, 7385, 9058, 10339, 12940, 14770, 18116, 20678, 22645, 29540, 31703, 41356, 45290, 51695, 63406, 90580, 103390, 126812, 136517, 158515, 206780, 273034, 317030, 546068, 634060, 682585, 955619, 1365170, 1911238, 2730340, 3822476, 4778095, 6689333, 9556190, 13378666, 19112380, 26757332, 33446665, 66893330, 133786660]

約数ペア:

[(1, 133786660), (2, 66893330), (4, 33446665), (5, 26757332), (7, 19112380), (10, 13378666), (14, 9556190), (20, 6689333), (28, 4778095), (35, 3822476), (49, 2730340), (70, 1911238), (98, 1365170), (140, 955619), (196, 682585), (211, 634060), (245, 546068), (422, 317030), (490, 273034), (647, 206780), (844, 158515), (980, 136517), (1055, 126812), (1294, 103390), (1477, 90580), (2110, 63406), (2588, 51695), (2954, 45290), (3235, 41356), (4220, 31703), (4529, 29540), (5908, 22645), (6470, 20678), (7385, 18116), (9058, 14770), (10339, 12940)]