249791024

素因数分解:

$2^4\times 7^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{409}}^1$

素因数の和:491

約数の個数: 120

約数和(自身を含む): 608554800

約数和(自身を除く): 358763776

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 41, 49, 56, 76, 82, 98, 112, 133, 152, 164, 196, 266, 287, 304, 328, 392, 409, 532, 574, 656, 779, 784, 818, 931, 1064, 1148, 1558, 1636, 1862, 2009, 2128, 2296, 2863, 3116, 3272, 3724, 4018, 4592, 5453, 5726, 6232, 6544, 7448, 7771, 8036, 10906, 11452, 12464, 14896, 15542, 16072, 16769, 20041, 21812, 22904, 31084, 32144, 33538, 38171, 40082, 43624, 45808, 54397, 62168, 67076, 76342, 80164, 87248, 108794, 117383, 124336, 134152, 152684, 160328, 217588, 234766, 268304, 305368, 318611, 320656, 380779, 435176, 469532, 610736, 637222, 761558, 821681, 870352, 939064, 1274444, 1523116, 1643362, 1878128, 2230277, 2548888, 3046232, 3286724, 4460554, 5097776, 6092464, 6573448, 8921108, 13146896, 15611939, 17842216, 31223878, 35684432, 62447756, 124895512, 249791024]

約数ペア:

[(1, 249791024), (2, 124895512), (4, 62447756), (7, 35684432), (8, 31223878), (14, 17842216), (16, 15611939), (19, 13146896), (28, 8921108), (38, 6573448), (41, 6092464), (49, 5097776), (56, 4460554), (76, 3286724), (82, 3046232), (98, 2548888), (112, 2230277), (133, 1878128), (152, 1643362), (164, 1523116), (196, 1274444), (266, 939064), (287, 870352), (304, 821681), (328, 761558), (392, 637222), (409, 610736), (532, 469532), (574, 435176), (656, 380779), (779, 320656), (784, 318611), (818, 305368), (931, 268304), (1064, 234766), (1148, 217588), (1558, 160328), (1636, 152684), (1862, 134152), (2009, 124336), (2128, 117383), (2296, 108794), (2863, 87248), (3116, 80164), (3272, 76342), (3724, 67076), (4018, 62168), (4592, 54397), (5453, 45808), (5726, 43624), (6232, 40082), (6544, 38171), (7448, 33538), (7771, 32144), (8036, 31084), (10906, 22904), (11452, 21812), (12464, 20041), (14896, 16769), (15542, 16072)]