720092025

素因数分解:

$3^4\times 5^2\times {\mathrm{31}}^1\times {\mathrm{11471}}^1$

素因数の和:11524

約数の個数: 60

約数和(自身を含む): 1377007104

約数和(自身を除く): 656915079

約数列:

[1, 3, 5, 9, 15, 25, 27, 31, 45, 75, 81, 93, 135, 155, 225, 279, 405, 465, 675, 775, 837, 1395, 2025, 2325, 2511, 4185, 6975, 11471, 12555, 20925, 34413, 57355, 62775, 103239, 172065, 286775, 309717, 355601, 516195, 860325, 929151, 1066803, 1548585, 1778005, 2580975, 3200409, 4645755, 5334015, 7742925, 8890025, 9601227, 16002045, 23228775, 26670075, 28803681, 48006135, 80010225, 144018405, 240030675, 720092025]

約数ペア:

[(1, 720092025), (3, 240030675), (5, 144018405), (9, 80010225), (15, 48006135), (25, 28803681), (27, 26670075), (31, 23228775), (45, 16002045), (75, 9601227), (81, 8890025), (93, 7742925), (135, 5334015), (155, 4645755), (225, 3200409), (279, 2580975), (405, 1778005), (465, 1548585), (675, 1066803), (775, 929151), (837, 860325), (1395, 516195), (2025, 355601), (2325, 309717), (2511, 286775), (4185, 172065), (6975, 103239), (11471, 62775), (12555, 57355), (20925, 34413)]