657488664

素因数分解:

$2^3\times 3^4\times 7^2\times {\mathrm{20707}}^1$

素因数の和:20739

約数の個数: 120

約数和(自身を含む): 2142346140

約数和(自身を除く): 1484857476

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 49, 54, 56, 63, 72, 81, 84, 98, 108, 126, 147, 162, 168, 189, 196, 216, 252, 294, 324, 378, 392, 441, 504, 567, 588, 648, 756, 882, 1134, 1176, 1323, 1512, 1764, 2268, 2646, 3528, 3969, 4536, 5292, 7938, 10584, 15876, 20707, 31752, 41414, 62121, 82828, 124242, 144949, 165656, 186363, 248484, 289898, 372726, 434847, 496968, 559089, 579796, 745452, 869694, 1014643, 1118178, 1159592, 1304541, 1490904, 1677267, 1739388, 2029286, 2236356, 2609082, 3043929, 3354534, 3478776, 3913623, 4058572, 4472712, 5218164, 6087858, 6709068, 7827246, 8117144, 9131787, 10436328, 11740869, 12175716, 13418136, 15654492, 18263574, 23481738, 24351432, 27395361, 31308984, 36527148, 46963476, 54790722, 73054296, 82186083, 93926952, 109581444, 164372166, 219162888, 328744332, 657488664]

約数ペア:

[(1, 657488664), (2, 328744332), (3, 219162888), (4, 164372166), (6, 109581444), (7, 93926952), (8, 82186083), (9, 73054296), (12, 54790722), (14, 46963476), (18, 36527148), (21, 31308984), (24, 27395361), (27, 24351432), (28, 23481738), (36, 18263574), (42, 15654492), (49, 13418136), (54, 12175716), (56, 11740869), (63, 10436328), (72, 9131787), (81, 8117144), (84, 7827246), (98, 6709068), (108, 6087858), (126, 5218164), (147, 4472712), (162, 4058572), (168, 3913623), (189, 3478776), (196, 3354534), (216, 3043929), (252, 2609082), (294, 2236356), (324, 2029286), (378, 1739388), (392, 1677267), (441, 1490904), (504, 1304541), (567, 1159592), (588, 1118178), (648, 1014643), (756, 869694), (882, 745452), (1134, 579796), (1176, 559089), (1323, 496968), (1512, 434847), (1764, 372726), (2268, 289898), (2646, 248484), (3528, 186363), (3969, 165656), (4536, 144949), (5292, 124242), (7938, 82828), (10584, 62121), (15876, 41414), (20707, 31752)]