80955180

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{197}}^1\times {\mathrm{761}}^1$

素因数の和:976

約数の個数: 96

約数和(自身を含む): 253471680

約数和(自身を除く): 172516500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 197, 270, 394, 540, 591, 761, 788, 985, 1182, 1522, 1773, 1970, 2283, 2364, 2955, 3044, 3546, 3805, 3940, 4566, 5319, 5910, 6849, 7092, 7610, 8865, 9132, 10638, 11415, 11820, 13698, 15220, 17730, 20547, 21276, 22830, 26595, 27396, 34245, 35460, 41094, 45660, 53190, 68490, 82188, 102735, 106380, 136980, 149917, 205470, 299834, 410940, 449751, 599668, 749585, 899502, 1349253, 1499170, 1799004, 2248755, 2698506, 2998340, 4047759, 4497510, 5397012, 6746265, 8095518, 8995020, 13492530, 16191036, 20238795, 26985060, 40477590, 80955180]

約数ペア:

[(1, 80955180), (2, 40477590), (3, 26985060), (4, 20238795), (5, 16191036), (6, 13492530), (9, 8995020), (10, 8095518), (12, 6746265), (15, 5397012), (18, 4497510), (20, 4047759), (27, 2998340), (30, 2698506), (36, 2248755), (45, 1799004), (54, 1499170), (60, 1349253), (90, 899502), (108, 749585), (135, 599668), (180, 449751), (197, 410940), (270, 299834), (394, 205470), (540, 149917), (591, 136980), (761, 106380), (788, 102735), (985, 82188), (1182, 68490), (1522, 53190), (1773, 45660), (1970, 41094), (2283, 35460), (2364, 34245), (2955, 27396), (3044, 26595), (3546, 22830), (3805, 21276), (3940, 20547), (4566, 17730), (5319, 15220), (5910, 13698), (6849, 11820), (7092, 11415), (7610, 10638), (8865, 9132)]