203439880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{277}}^1$

素因数の和:399

約数の個数: 128

約数和(自身を含む): 546036480

約数和(自身を除く): 342596600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 43, 56, 61, 70, 86, 122, 140, 172, 215, 244, 277, 280, 301, 305, 344, 427, 430, 488, 554, 602, 610, 854, 860, 1108, 1204, 1220, 1385, 1505, 1708, 1720, 1939, 2135, 2216, 2408, 2440, 2623, 2770, 3010, 3416, 3878, 4270, 5246, 5540, 6020, 7756, 8540, 9695, 10492, 11080, 11911, 12040, 13115, 15512, 16897, 17080, 18361, 19390, 20984, 23822, 26230, 33794, 36722, 38780, 47644, 52460, 59555, 67588, 73444, 77560, 83377, 84485, 91805, 95288, 104920, 118279, 119110, 135176, 146888, 166754, 168970, 183610, 236558, 238220, 333508, 337940, 367220, 416885, 473116, 476440, 591395, 667016, 675880, 726571, 734440, 833770, 946232, 1182790, 1453142, 1667540, 2365580, 2906284, 3335080, 3632855, 4731160, 5085997, 5812568, 7265710, 10171994, 14531420, 20343988, 25429985, 29062840, 40687976, 50859970, 101719940, 203439880]

約数ペア:

[(1, 203439880), (2, 101719940), (4, 50859970), (5, 40687976), (7, 29062840), (8, 25429985), (10, 20343988), (14, 14531420), (20, 10171994), (28, 7265710), (35, 5812568), (40, 5085997), (43, 4731160), (56, 3632855), (61, 3335080), (70, 2906284), (86, 2365580), (122, 1667540), (140, 1453142), (172, 1182790), (215, 946232), (244, 833770), (277, 734440), (280, 726571), (301, 675880), (305, 667016), (344, 591395), (427, 476440), (430, 473116), (488, 416885), (554, 367220), (602, 337940), (610, 333508), (854, 238220), (860, 236558), (1108, 183610), (1204, 168970), (1220, 166754), (1385, 146888), (1505, 135176), (1708, 119110), (1720, 118279), (1939, 104920), (2135, 95288), (2216, 91805), (2408, 84485), (2440, 83377), (2623, 77560), (2770, 73444), (3010, 67588), (3416, 59555), (3878, 52460), (4270, 47644), (5246, 38780), (5540, 36722), (6020, 33794), (7756, 26230), (8540, 23822), (9695, 20984), (10492, 19390), (11080, 18361), (11911, 17080), (12040, 16897), (13115, 15512)]