68710668

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{1993}}^1$

素因数の和:2043

約数の個数: 72

約数和(自身を含む): 183910608

約数和(自身を除く): 115199940

約数列:

[1, 2, 3, 4, 6, 12, 13, 17, 26, 34, 39, 51, 52, 68, 78, 102, 156, 169, 204, 221, 338, 442, 507, 663, 676, 884, 1014, 1326, 1993, 2028, 2652, 2873, 3986, 5746, 5979, 7972, 8619, 11492, 11958, 17238, 23916, 25909, 33881, 34476, 51818, 67762, 77727, 101643, 103636, 135524, 155454, 203286, 310908, 336817, 406572, 440453, 673634, 880906, 1010451, 1321359, 1347268, 1761812, 2020902, 2642718, 4041804, 5285436, 5725889, 11451778, 17177667, 22903556, 34355334, 68710668]

約数ペア:

[(1, 68710668), (2, 34355334), (3, 22903556), (4, 17177667), (6, 11451778), (12, 5725889), (13, 5285436), (17, 4041804), (26, 2642718), (34, 2020902), (39, 1761812), (51, 1347268), (52, 1321359), (68, 1010451), (78, 880906), (102, 673634), (156, 440453), (169, 406572), (204, 336817), (221, 310908), (338, 203286), (442, 155454), (507, 135524), (663, 103636), (676, 101643), (884, 77727), (1014, 67762), (1326, 51818), (1993, 34476), (2028, 33881), (2652, 25909), (2873, 23916), (3986, 17238), (5746, 11958), (5979, 11492), (7972, 8619)]