87510780

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{7717}}^1$

素因数の和:7745

約数の個数: 120

約数和(自身を含む): 313783008

約数和(自身を除く): 226272228

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 81, 84, 90, 105, 108, 126, 135, 140, 162, 180, 189, 210, 252, 270, 315, 324, 378, 405, 420, 540, 567, 630, 756, 810, 945, 1134, 1260, 1620, 1890, 2268, 2835, 3780, 5670, 7717, 11340, 15434, 23151, 30868, 38585, 46302, 54019, 69453, 77170, 92604, 108038, 115755, 138906, 154340, 162057, 208359, 216076, 231510, 270095, 277812, 324114, 347265, 416718, 463020, 486171, 540190, 625077, 648228, 694530, 810285, 833436, 972342, 1041795, 1080380, 1250154, 1389060, 1458513, 1620570, 1944684, 2083590, 2430855, 2500308, 2917026, 3125385, 3241140, 4167180, 4375539, 4861710, 5834052, 6250770, 7292565, 8751078, 9723420, 12501540, 14585130, 17502156, 21877695, 29170260, 43755390, 87510780]

約数ペア:

[(1, 87510780), (2, 43755390), (3, 29170260), (4, 21877695), (5, 17502156), (6, 14585130), (7, 12501540), (9, 9723420), (10, 8751078), (12, 7292565), (14, 6250770), (15, 5834052), (18, 4861710), (20, 4375539), (21, 4167180), (27, 3241140), (28, 3125385), (30, 2917026), (35, 2500308), (36, 2430855), (42, 2083590), (45, 1944684), (54, 1620570), (60, 1458513), (63, 1389060), (70, 1250154), (81, 1080380), (84, 1041795), (90, 972342), (105, 833436), (108, 810285), (126, 694530), (135, 648228), (140, 625077), (162, 540190), (180, 486171), (189, 463020), (210, 416718), (252, 347265), (270, 324114), (315, 277812), (324, 270095), (378, 231510), (405, 216076), (420, 208359), (540, 162057), (567, 154340), (630, 138906), (756, 115755), (810, 108038), (945, 92604), (1134, 77170), (1260, 69453), (1620, 54019), (1890, 46302), (2268, 38585), (2835, 30868), (3780, 23151), (5670, 15434), (7717, 11340)]