2001240

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1$

素因数の和:146

約数の個数: 128

約数和(自身を含む): 7128000

約数和(自身を除く): 5126760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 27, 30, 34, 36, 40, 45, 51, 54, 60, 68, 72, 85, 90, 102, 108, 109, 120, 135, 136, 153, 170, 180, 204, 216, 218, 255, 270, 306, 327, 340, 360, 408, 436, 459, 510, 540, 545, 612, 654, 680, 765, 872, 918, 981, 1020, 1080, 1090, 1224, 1308, 1530, 1635, 1836, 1853, 1962, 2040, 2180, 2295, 2616, 2943, 3060, 3270, 3672, 3706, 3924, 4360, 4590, 4905, 5559, 5886, 6120, 6540, 7412, 7848, 9180, 9265, 9810, 11118, 11772, 13080, 14715, 14824, 16677, 18360, 18530, 19620, 22236, 23544, 27795, 29430, 33354, 37060, 39240, 44472, 50031, 55590, 58860, 66708, 74120, 83385, 100062, 111180, 117720, 133416, 166770, 200124, 222360, 250155, 333540, 400248, 500310, 667080, 1000620, 2001240]

約数ペア:

[(1, 2001240), (2, 1000620), (3, 667080), (4, 500310), (5, 400248), (6, 333540), (8, 250155), (9, 222360), (10, 200124), (12, 166770), (15, 133416), (17, 117720), (18, 111180), (20, 100062), (24, 83385), (27, 74120), (30, 66708), (34, 58860), (36, 55590), (40, 50031), (45, 44472), (51, 39240), (54, 37060), (60, 33354), (68, 29430), (72, 27795), (85, 23544), (90, 22236), (102, 19620), (108, 18530), (109, 18360), (120, 16677), (135, 14824), (136, 14715), (153, 13080), (170, 11772), (180, 11118), (204, 9810), (216, 9265), (218, 9180), (255, 7848), (270, 7412), (306, 6540), (327, 6120), (340, 5886), (360, 5559), (408, 4905), (436, 4590), (459, 4360), (510, 3924), (540, 3706), (545, 3672), (612, 3270), (654, 3060), (680, 2943), (765, 2616), (872, 2295), (918, 2180), (981, 2040), (1020, 1962), (1080, 1853), (1090, 1836), (1224, 1635), (1308, 1530)]