77890680

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{10303}}^1$

素因数の和:10330

約数の個数: 128

約数和(自身を含む): 296755200

約数和(自身を除く): 218864520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 135, 140, 168, 180, 189, 210, 216, 252, 270, 280, 315, 360, 378, 420, 504, 540, 630, 756, 840, 945, 1080, 1260, 1512, 1890, 2520, 3780, 7560, 10303, 20606, 30909, 41212, 51515, 61818, 72121, 82424, 92727, 103030, 123636, 144242, 154545, 185454, 206060, 216363, 247272, 278181, 288484, 309090, 360605, 370908, 412120, 432726, 463635, 556362, 576968, 618180, 649089, 721210, 741816, 865452, 927270, 1081815, 1112724, 1236360, 1298178, 1390905, 1442420, 1730904, 1854540, 1947267, 2163630, 2225448, 2596356, 2781810, 2884840, 3245445, 3709080, 3894534, 4327260, 5192712, 5563620, 6490890, 7789068, 8654520, 9736335, 11127240, 12981780, 15578136, 19472670, 25963560, 38945340, 77890680]

約数ペア:

[(1, 77890680), (2, 38945340), (3, 25963560), (4, 19472670), (5, 15578136), (6, 12981780), (7, 11127240), (8, 9736335), (9, 8654520), (10, 7789068), (12, 6490890), (14, 5563620), (15, 5192712), (18, 4327260), (20, 3894534), (21, 3709080), (24, 3245445), (27, 2884840), (28, 2781810), (30, 2596356), (35, 2225448), (36, 2163630), (40, 1947267), (42, 1854540), (45, 1730904), (54, 1442420), (56, 1390905), (60, 1298178), (63, 1236360), (70, 1112724), (72, 1081815), (84, 927270), (90, 865452), (105, 741816), (108, 721210), (120, 649089), (126, 618180), (135, 576968), (140, 556362), (168, 463635), (180, 432726), (189, 412120), (210, 370908), (216, 360605), (252, 309090), (270, 288484), (280, 278181), (315, 247272), (360, 216363), (378, 206060), (420, 185454), (504, 154545), (540, 144242), (630, 123636), (756, 103030), (840, 92727), (945, 82424), (1080, 72121), (1260, 61818), (1512, 51515), (1890, 41212), (2520, 30909), (3780, 20606), (7560, 10303)]