2487780

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{271}}^1$

素因数の和:306

約数の個数: 96

約数和(自身を含む): 8225280

約数和(自身を除く): 5737500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 27, 30, 34, 36, 45, 51, 54, 60, 68, 85, 90, 102, 108, 135, 153, 170, 180, 204, 255, 270, 271, 306, 340, 459, 510, 540, 542, 612, 765, 813, 918, 1020, 1084, 1355, 1530, 1626, 1836, 2295, 2439, 2710, 3060, 3252, 4065, 4590, 4607, 4878, 5420, 7317, 8130, 9180, 9214, 9756, 12195, 13821, 14634, 16260, 18428, 23035, 24390, 27642, 29268, 36585, 41463, 46070, 48780, 55284, 69105, 73170, 82926, 92140, 124389, 138210, 146340, 165852, 207315, 248778, 276420, 414630, 497556, 621945, 829260, 1243890, 2487780]

約数ペア:

[(1, 2487780), (2, 1243890), (3, 829260), (4, 621945), (5, 497556), (6, 414630), (9, 276420), (10, 248778), (12, 207315), (15, 165852), (17, 146340), (18, 138210), (20, 124389), (27, 92140), (30, 82926), (34, 73170), (36, 69105), (45, 55284), (51, 48780), (54, 46070), (60, 41463), (68, 36585), (85, 29268), (90, 27642), (102, 24390), (108, 23035), (135, 18428), (153, 16260), (170, 14634), (180, 13821), (204, 12195), (255, 9756), (270, 9214), (271, 9180), (306, 8130), (340, 7317), (459, 5420), (510, 4878), (540, 4607), (542, 4590), (612, 4065), (765, 3252), (813, 3060), (918, 2710), (1020, 2439), (1084, 2295), (1355, 1836), (1530, 1626)]