131041960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{487}}^1$

素因数の和:567

約数の個数: 96

約数和(自身を含む): 348900480

約数和(自身を除く): 217858520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 217, 248, 280, 310, 434, 487, 620, 868, 961, 974, 1085, 1240, 1736, 1922, 1948, 2170, 2435, 3409, 3844, 3896, 4340, 4805, 4870, 6727, 6818, 7688, 8680, 9610, 9740, 13454, 13636, 15097, 17045, 19220, 19480, 26908, 27272, 30194, 33635, 34090, 38440, 53816, 60388, 67270, 68180, 75485, 105679, 120776, 134540, 136360, 150970, 211358, 269080, 301940, 422716, 468007, 528395, 603880, 845432, 936014, 1056790, 1872028, 2113580, 2340035, 3276049, 3744056, 4227160, 4680070, 6552098, 9360140, 13104196, 16380245, 18720280, 26208392, 32760490, 65520980, 131041960]

約数ペア:

[(1, 131041960), (2, 65520980), (4, 32760490), (5, 26208392), (7, 18720280), (8, 16380245), (10, 13104196), (14, 9360140), (20, 6552098), (28, 4680070), (31, 4227160), (35, 3744056), (40, 3276049), (56, 2340035), (62, 2113580), (70, 1872028), (124, 1056790), (140, 936014), (155, 845432), (217, 603880), (248, 528395), (280, 468007), (310, 422716), (434, 301940), (487, 269080), (620, 211358), (868, 150970), (961, 136360), (974, 134540), (1085, 120776), (1240, 105679), (1736, 75485), (1922, 68180), (1948, 67270), (2170, 60388), (2435, 53816), (3409, 38440), (3844, 34090), (3896, 33635), (4340, 30194), (4805, 27272), (4870, 26908), (6727, 19480), (6818, 19220), (7688, 17045), (8680, 15097), (9610, 13636), (9740, 13454)]