55402920

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1193}}^1$

素因数の和:1256

約数の個数: 128

約数和(自身を含む): 189129600

約数和(自身を除く): 133726680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 43, 45, 54, 60, 72, 86, 90, 108, 120, 129, 135, 172, 180, 215, 216, 258, 270, 344, 360, 387, 430, 516, 540, 645, 774, 860, 1032, 1080, 1161, 1193, 1290, 1548, 1720, 1935, 2322, 2386, 2580, 3096, 3579, 3870, 4644, 4772, 5160, 5805, 5965, 7158, 7740, 9288, 9544, 10737, 11610, 11930, 14316, 15480, 17895, 21474, 23220, 23860, 28632, 32211, 35790, 42948, 46440, 47720, 51299, 53685, 64422, 71580, 85896, 102598, 107370, 128844, 143160, 153897, 161055, 205196, 214740, 256495, 257688, 307794, 322110, 410392, 429480, 461691, 512990, 615588, 644220, 769485, 923382, 1025980, 1231176, 1288440, 1385073, 1538970, 1846764, 2051960, 2308455, 2770146, 3077940, 3693528, 4616910, 5540292, 6155880, 6925365, 9233820, 11080584, 13850730, 18467640, 27701460, 55402920]

約数ペア:

[(1, 55402920), (2, 27701460), (3, 18467640), (4, 13850730), (5, 11080584), (6, 9233820), (8, 6925365), (9, 6155880), (10, 5540292), (12, 4616910), (15, 3693528), (18, 3077940), (20, 2770146), (24, 2308455), (27, 2051960), (30, 1846764), (36, 1538970), (40, 1385073), (43, 1288440), (45, 1231176), (54, 1025980), (60, 923382), (72, 769485), (86, 644220), (90, 615588), (108, 512990), (120, 461691), (129, 429480), (135, 410392), (172, 322110), (180, 307794), (215, 257688), (216, 256495), (258, 214740), (270, 205196), (344, 161055), (360, 153897), (387, 143160), (430, 128844), (516, 107370), (540, 102598), (645, 85896), (774, 71580), (860, 64422), (1032, 53685), (1080, 51299), (1161, 47720), (1193, 46440), (1290, 42948), (1548, 35790), (1720, 32211), (1935, 28632), (2322, 23860), (2386, 23220), (2580, 21474), (3096, 17895), (3579, 15480), (3870, 14316), (4644, 11930), (4772, 11610), (5160, 10737), (5805, 9544), (5965, 9288), (7158, 7740)]