20150865

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:159

約数の個数: 96

約数和(自身を含む): 43670016

約数和(自身を除く): 23519151

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 35, 45, 51, 53, 63, 71, 85, 105, 119, 153, 159, 213, 255, 265, 315, 355, 357, 371, 477, 497, 595, 639, 765, 795, 901, 1065, 1071, 1113, 1207, 1491, 1785, 1855, 2385, 2485, 2703, 3195, 3339, 3621, 3763, 4473, 4505, 5355, 5565, 6035, 6307, 7455, 8109, 8449, 10863, 11289, 13515, 16695, 18105, 18815, 18921, 22365, 25347, 26341, 31535, 33867, 40545, 42245, 54315, 56445, 56763, 63971, 76041, 79023, 94605, 126735, 131705, 169335, 191913, 237069, 283815, 319855, 380205, 395115, 447797, 575739, 959565, 1185345, 1343391, 2238985, 2878695, 4030173, 6716955, 20150865]

約数ペア:

[(1, 20150865), (3, 6716955), (5, 4030173), (7, 2878695), (9, 2238985), (15, 1343391), (17, 1185345), (21, 959565), (35, 575739), (45, 447797), (51, 395115), (53, 380205), (63, 319855), (71, 283815), (85, 237069), (105, 191913), (119, 169335), (153, 131705), (159, 126735), (213, 94605), (255, 79023), (265, 76041), (315, 63971), (355, 56763), (357, 56445), (371, 54315), (477, 42245), (497, 40545), (595, 33867), (639, 31535), (765, 26341), (795, 25347), (901, 22365), (1065, 18921), (1071, 18815), (1113, 18105), (1207, 16695), (1491, 13515), (1785, 11289), (1855, 10863), (2385, 8449), (2485, 8109), (2703, 7455), (3195, 6307), (3339, 6035), (3621, 5565), (3763, 5355), (4473, 4505)]