168749988

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1$

素因数の和:246

約数の個数: 144

約数和(自身を含む): 469045248

約数和(自身を除く): 300295260

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 23, 31, 33, 44, 46, 62, 66, 69, 92, 93, 121, 124, 132, 138, 163, 186, 242, 253, 276, 326, 341, 363, 372, 484, 489, 506, 652, 682, 713, 726, 759, 978, 1012, 1023, 1364, 1426, 1452, 1518, 1793, 1956, 2046, 2139, 2783, 2852, 3036, 3586, 3749, 3751, 4092, 4278, 5053, 5379, 5566, 7172, 7498, 7502, 7843, 8349, 8556, 10106, 10758, 11132, 11247, 11253, 14996, 15004, 15159, 15686, 16698, 19723, 20212, 21516, 22494, 22506, 23529, 30318, 31372, 33396, 39446, 41239, 44988, 45012, 47058, 55583, 59169, 60636, 78892, 82478, 86273, 94116, 111166, 116219, 118338, 123717, 164956, 166749, 172546, 222332, 232438, 236676, 247434, 258819, 333498, 345092, 348657, 453629, 464876, 494868, 517638, 611413, 666996, 697314, 907258, 1035276, 1222826, 1278409, 1360887, 1394628, 1814516, 1834239, 2445652, 2556818, 2721774, 3668478, 3835227, 5113636, 5443548, 7336956, 7670454, 14062499, 15340908, 28124998, 42187497, 56249996, 84374994, 168749988]

約数ペア:

[(1, 168749988), (2, 84374994), (3, 56249996), (4, 42187497), (6, 28124998), (11, 15340908), (12, 14062499), (22, 7670454), (23, 7336956), (31, 5443548), (33, 5113636), (44, 3835227), (46, 3668478), (62, 2721774), (66, 2556818), (69, 2445652), (92, 1834239), (93, 1814516), (121, 1394628), (124, 1360887), (132, 1278409), (138, 1222826), (163, 1035276), (186, 907258), (242, 697314), (253, 666996), (276, 611413), (326, 517638), (341, 494868), (363, 464876), (372, 453629), (484, 348657), (489, 345092), (506, 333498), (652, 258819), (682, 247434), (713, 236676), (726, 232438), (759, 222332), (978, 172546), (1012, 166749), (1023, 164956), (1364, 123717), (1426, 118338), (1452, 116219), (1518, 111166), (1793, 94116), (1956, 86273), (2046, 82478), (2139, 78892), (2783, 60636), (2852, 59169), (3036, 55583), (3586, 47058), (3749, 45012), (3751, 44988), (4092, 41239), (4278, 39446), (5053, 33396), (5379, 31372), (5566, 30318), (7172, 23529), (7498, 22506), (7502, 22494), (7843, 21516), (8349, 20212), (8556, 19723), (10106, 16698), (10758, 15686), (11132, 15159), (11247, 15004), (11253, 14996)]