87461460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{647}}^1\times {\mathrm{751}}^1$

素因数の和:1413

約数の個数: 72

約数和(自身を含む): 266063616

約数和(自身を除く): 178602156

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 647, 751, 1294, 1502, 1941, 2253, 2588, 3004, 3235, 3755, 3882, 4506, 5823, 6470, 6759, 7510, 7764, 9012, 9705, 11265, 11646, 12940, 13518, 15020, 19410, 22530, 23292, 27036, 29115, 33795, 38820, 45060, 58230, 67590, 116460, 135180, 485897, 971794, 1457691, 1943588, 2429485, 2915382, 4373073, 4858970, 5830764, 7288455, 8746146, 9717940, 14576910, 17492292, 21865365, 29153820, 43730730, 87461460]

約数ペア:

[(1, 87461460), (2, 43730730), (3, 29153820), (4, 21865365), (5, 17492292), (6, 14576910), (9, 9717940), (10, 8746146), (12, 7288455), (15, 5830764), (18, 4858970), (20, 4373073), (30, 2915382), (36, 2429485), (45, 1943588), (60, 1457691), (90, 971794), (180, 485897), (647, 135180), (751, 116460), (1294, 67590), (1502, 58230), (1941, 45060), (2253, 38820), (2588, 33795), (3004, 29115), (3235, 27036), (3755, 23292), (3882, 22530), (4506, 19410), (5823, 15020), (6470, 13518), (6759, 12940), (7510, 11646), (7764, 11265), (9012, 9705)]