18581040

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{197}}^1$

素因数の和:347

約数の個数: 120

約数和(自身を含む): 63196848

約数和(自身を除く): 44615808

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 131, 144, 180, 197, 240, 262, 360, 393, 394, 524, 591, 655, 720, 786, 788, 985, 1048, 1179, 1182, 1310, 1572, 1576, 1773, 1965, 1970, 2096, 2358, 2364, 2620, 2955, 3144, 3152, 3546, 3930, 3940, 4716, 4728, 5240, 5895, 5910, 6288, 7092, 7860, 7880, 8865, 9432, 9456, 10480, 11790, 11820, 14184, 15720, 15760, 17730, 18864, 23580, 23640, 25807, 28368, 31440, 35460, 47160, 47280, 51614, 70920, 77421, 94320, 103228, 129035, 141840, 154842, 206456, 232263, 258070, 309684, 387105, 412912, 464526, 516140, 619368, 774210, 929052, 1032280, 1161315, 1238736, 1548420, 1858104, 2064560, 2322630, 3096840, 3716208, 4645260, 6193680, 9290520, 18581040]

約数ペア:

[(1, 18581040), (2, 9290520), (3, 6193680), (4, 4645260), (5, 3716208), (6, 3096840), (8, 2322630), (9, 2064560), (10, 1858104), (12, 1548420), (15, 1238736), (16, 1161315), (18, 1032280), (20, 929052), (24, 774210), (30, 619368), (36, 516140), (40, 464526), (45, 412912), (48, 387105), (60, 309684), (72, 258070), (80, 232263), (90, 206456), (120, 154842), (131, 141840), (144, 129035), (180, 103228), (197, 94320), (240, 77421), (262, 70920), (360, 51614), (393, 47280), (394, 47160), (524, 35460), (591, 31440), (655, 28368), (720, 25807), (786, 23640), (788, 23580), (985, 18864), (1048, 17730), (1179, 15760), (1182, 15720), (1310, 14184), (1572, 11820), (1576, 11790), (1773, 10480), (1965, 9456), (1970, 9432), (2096, 8865), (2358, 7880), (2364, 7860), (2620, 7092), (2955, 6288), (3144, 5910), (3152, 5895), (3546, 5240), (3930, 4728), (3940, 4716)]