178528168

素因数分解:

$2^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{661}}^1$

素因数の和:747

約数の個数: 96

約数和(自身を含む): 427903560

約数和(自身を除く): 249375392

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 49, 52, 53, 56, 91, 98, 104, 106, 182, 196, 212, 364, 371, 392, 424, 637, 661, 689, 728, 742, 1274, 1322, 1378, 1484, 2548, 2597, 2644, 2756, 2968, 4627, 4823, 5096, 5194, 5288, 5512, 8593, 9254, 9646, 10388, 17186, 18508, 19292, 20776, 32389, 33761, 34372, 35033, 37016, 38584, 60151, 64778, 67522, 68744, 70066, 120302, 129556, 135044, 140132, 240604, 245231, 259112, 270088, 280264, 421057, 455429, 481208, 490462, 842114, 910858, 980924, 1684228, 1716617, 1821716, 1961848, 3188003, 3368456, 3433234, 3643432, 6376006, 6866468, 12752012, 13732936, 22316021, 25504024, 44632042, 89264084, 178528168]

約数ペア:

[(1, 178528168), (2, 89264084), (4, 44632042), (7, 25504024), (8, 22316021), (13, 13732936), (14, 12752012), (26, 6866468), (28, 6376006), (49, 3643432), (52, 3433234), (53, 3368456), (56, 3188003), (91, 1961848), (98, 1821716), (104, 1716617), (106, 1684228), (182, 980924), (196, 910858), (212, 842114), (364, 490462), (371, 481208), (392, 455429), (424, 421057), (637, 280264), (661, 270088), (689, 259112), (728, 245231), (742, 240604), (1274, 140132), (1322, 135044), (1378, 129556), (1484, 120302), (2548, 70066), (2597, 68744), (2644, 67522), (2756, 64778), (2968, 60151), (4627, 38584), (4823, 37016), (5096, 35033), (5194, 34372), (5288, 33761), (5512, 32389), (8593, 20776), (9254, 19292), (9646, 18508), (10388, 17186)]