1815173760

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{4799}}^1$

素因数の和:5018

約数の個数: 128

約数和(自身を含む): 5816448000

約数和(自身を除く): 4001274240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 197, 240, 320, 384, 394, 480, 591, 640, 788, 960, 985, 1182, 1576, 1920, 1970, 2364, 2955, 3152, 3940, 4728, 4799, 5910, 6304, 7880, 9456, 9598, 11820, 12608, 14397, 15760, 18912, 19196, 23640, 23995, 25216, 28794, 31520, 37824, 38392, 47280, 47990, 57588, 63040, 71985, 75648, 76784, 94560, 95980, 115176, 126080, 143970, 153568, 189120, 191960, 230352, 287940, 307136, 378240, 383920, 460704, 575880, 614272, 767840, 921408, 945403, 1151760, 1535680, 1842816, 1890806, 2303520, 2836209, 3071360, 3781612, 4607040, 4727015, 5672418, 7563224, 9214080, 9454030, 11344836, 14181045, 15126448, 18908060, 22689672, 28362090, 30252896, 37816120, 45379344, 56724180, 60505792, 75632240, 90758688, 113448360, 121011584, 151264480, 181517376, 226896720, 302528960, 363034752, 453793440, 605057920, 907586880, 1815173760]

約数ペア:

[(1, 1815173760), (2, 907586880), (3, 605057920), (4, 453793440), (5, 363034752), (6, 302528960), (8, 226896720), (10, 181517376), (12, 151264480), (15, 121011584), (16, 113448360), (20, 90758688), (24, 75632240), (30, 60505792), (32, 56724180), (40, 45379344), (48, 37816120), (60, 30252896), (64, 28362090), (80, 22689672), (96, 18908060), (120, 15126448), (128, 14181045), (160, 11344836), (192, 9454030), (197, 9214080), (240, 7563224), (320, 5672418), (384, 4727015), (394, 4607040), (480, 3781612), (591, 3071360), (640, 2836209), (788, 2303520), (960, 1890806), (985, 1842816), (1182, 1535680), (1576, 1151760), (1920, 945403), (1970, 921408), (2364, 767840), (2955, 614272), (3152, 575880), (3940, 460704), (4728, 383920), (4799, 378240), (5910, 307136), (6304, 287940), (7880, 230352), (9456, 191960), (9598, 189120), (11820, 153568), (12608, 143970), (14397, 126080), (15760, 115176), (18912, 95980), (19196, 94560), (23640, 76784), (23995, 75648), (25216, 71985), (28794, 63040), (31520, 57588), (37824, 47990), (38392, 47280)]