68979132

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{269}}^1\times {\mathrm{419}}^1$

素因数の和:715

約数の個数: 72

約数和(自身を含む): 185749200

約数和(自身を除く): 116770068

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 102, 153, 204, 269, 306, 419, 538, 612, 807, 838, 1076, 1257, 1614, 1676, 2421, 2514, 3228, 3771, 4573, 4842, 5028, 7123, 7542, 9146, 9684, 13719, 14246, 15084, 18292, 21369, 27438, 28492, 41157, 42738, 54876, 64107, 82314, 85476, 112711, 128214, 164628, 225422, 256428, 338133, 450844, 676266, 1014399, 1352532, 1916087, 2028798, 3832174, 4057596, 5748261, 7664348, 11496522, 17244783, 22993044, 34489566, 68979132]

約数ペア:

[(1, 68979132), (2, 34489566), (3, 22993044), (4, 17244783), (6, 11496522), (9, 7664348), (12, 5748261), (17, 4057596), (18, 3832174), (34, 2028798), (36, 1916087), (51, 1352532), (68, 1014399), (102, 676266), (153, 450844), (204, 338133), (269, 256428), (306, 225422), (419, 164628), (538, 128214), (612, 112711), (807, 85476), (838, 82314), (1076, 64107), (1257, 54876), (1614, 42738), (1676, 41157), (2421, 28492), (2514, 27438), (3228, 21369), (3771, 18292), (4573, 15084), (4842, 14246), (5028, 13719), (7123, 9684), (7542, 9146)]