31986180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{10453}}^1$

素因数の和:10485

約数の個数: 72

約数和(自身を含む): 102741912

約数和(自身を除く): 70755732

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 306, 340, 510, 612, 765, 1020, 1530, 3060, 10453, 20906, 31359, 41812, 52265, 62718, 94077, 104530, 125436, 156795, 177701, 188154, 209060, 313590, 355402, 376308, 470385, 533103, 627180, 710804, 888505, 940770, 1066206, 1599309, 1777010, 1881540, 2132412, 2665515, 3198618, 3554020, 5331030, 6397236, 7996545, 10662060, 15993090, 31986180]

約数ペア:

[(1, 31986180), (2, 15993090), (3, 10662060), (4, 7996545), (5, 6397236), (6, 5331030), (9, 3554020), (10, 3198618), (12, 2665515), (15, 2132412), (17, 1881540), (18, 1777010), (20, 1599309), (30, 1066206), (34, 940770), (36, 888505), (45, 710804), (51, 627180), (60, 533103), (68, 470385), (85, 376308), (90, 355402), (102, 313590), (153, 209060), (170, 188154), (180, 177701), (204, 156795), (255, 125436), (306, 104530), (340, 94077), (510, 62718), (612, 52265), (765, 41812), (1020, 31359), (1530, 20906), (3060, 10453)]