15789855004

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{499}}^1\times {\mathrm{1447}}^1$

素因数の和:2039

約数の個数: 96

約数和(自身を含む): 35030016000

約数和(自身を除く): 19240160996

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 71, 77, 142, 154, 284, 308, 497, 499, 781, 994, 998, 1447, 1562, 1988, 1996, 2894, 3124, 3493, 5467, 5489, 5788, 6986, 10129, 10934, 10978, 13972, 15917, 20258, 21868, 21956, 31834, 35429, 38423, 40516, 63668, 70858, 76846, 102737, 111419, 141716, 153692, 205474, 222838, 248003, 389719, 410948, 445676, 496006, 719159, 722053, 779438, 992012, 1130107, 1438318, 1444106, 1558876, 2260214, 2728033, 2876636, 2888212, 4520428, 5054371, 5456066, 7910749, 7942583, 10108742, 10912132, 15821498, 15885166, 20217484, 31642996, 31770332, 51265763, 55598081, 102531526, 111196162, 205063052, 222392324, 358860341, 563923393, 717720682, 1127846786, 1435441364, 2255693572, 3947463751, 7894927502, 15789855004]

約数ペア:

[(1, 15789855004), (2, 7894927502), (4, 3947463751), (7, 2255693572), (11, 1435441364), (14, 1127846786), (22, 717720682), (28, 563923393), (44, 358860341), (71, 222392324), (77, 205063052), (142, 111196162), (154, 102531526), (284, 55598081), (308, 51265763), (497, 31770332), (499, 31642996), (781, 20217484), (994, 15885166), (998, 15821498), (1447, 10912132), (1562, 10108742), (1988, 7942583), (1996, 7910749), (2894, 5456066), (3124, 5054371), (3493, 4520428), (5467, 2888212), (5489, 2876636), (5788, 2728033), (6986, 2260214), (10129, 1558876), (10934, 1444106), (10978, 1438318), (13972, 1130107), (15917, 992012), (20258, 779438), (21868, 722053), (21956, 719159), (31834, 496006), (35429, 445676), (38423, 410948), (40516, 389719), (63668, 248003), (70858, 222838), (76846, 205474), (102737, 153692), (111419, 141716)]