25983720

素因数分解:

$2^3\times 3^3\times 5^1\times 7^2\times {\mathrm{491}}^1$

素因数の和:525

約数の個数: 192

約数和(自身を含む): 100958400

約数和(自身を除く): 74974680

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, 49, 54, 56, 60, 63, 70, 72, 84, 90, 98, 105, 108, 120, 126, 135, 140, 147, 168, 180, 189, 196, 210, 216, 245, 252, 270, 280, 294, 315, 360, 378, 392, 420, 441, 490, 491, 504, 540, 588, 630, 735, 756, 840, 882, 945, 980, 982, 1080, 1176, 1260, 1323, 1470, 1473, 1512, 1764, 1890, 1960, 1964, 2205, 2455, 2520, 2646, 2940, 2946, 3437, 3528, 3780, 3928, 4410, 4419, 4910, 5292, 5880, 5892, 6615, 6874, 7365, 7560, 8820, 8838, 9820, 10311, 10584, 11784, 13230, 13257, 13748, 14730, 17185, 17640, 17676, 19640, 20622, 22095, 24059, 26460, 26514, 27496, 29460, 30933, 34370, 35352, 41244, 44190, 48118, 51555, 52920, 53028, 58920, 61866, 66285, 68740, 72177, 82488, 88380, 92799, 96236, 103110, 106056, 120295, 123732, 132570, 137480, 144354, 154665, 176760, 185598, 192472, 206220, 216531, 240590, 247464, 265140, 288708, 309330, 360885, 371196, 412440, 433062, 463995, 481180, 530280, 577416, 618660, 649593, 721770, 742392, 866124, 927990, 962360, 1082655, 1237320, 1299186, 1443540, 1732248, 1855980, 2165310, 2598372, 2887080, 3247965, 3711960, 4330620, 5196744, 6495930, 8661240, 12991860, 25983720]

約数ペア:

[(1, 25983720), (2, 12991860), (3, 8661240), (4, 6495930), (5, 5196744), (6, 4330620), (7, 3711960), (8, 3247965), (9, 2887080), (10, 2598372), (12, 2165310), (14, 1855980), (15, 1732248), (18, 1443540), (20, 1299186), (21, 1237320), (24, 1082655), (27, 962360), (28, 927990), (30, 866124), (35, 742392), (36, 721770), (40, 649593), (42, 618660), (45, 577416), (49, 530280), (54, 481180), (56, 463995), (60, 433062), (63, 412440), (70, 371196), (72, 360885), (84, 309330), (90, 288708), (98, 265140), (105, 247464), (108, 240590), (120, 216531), (126, 206220), (135, 192472), (140, 185598), (147, 176760), (168, 154665), (180, 144354), (189, 137480), (196, 132570), (210, 123732), (216, 120295), (245, 106056), (252, 103110), (270, 96236), (280, 92799), (294, 88380), (315, 82488), (360, 72177), (378, 68740), (392, 66285), (420, 61866), (441, 58920), (490, 53028), (491, 52920), (504, 51555), (540, 48118), (588, 44190), (630, 41244), (735, 35352), (756, 34370), (840, 30933), (882, 29460), (945, 27496), (980, 26514), (982, 26460), (1080, 24059), (1176, 22095), (1260, 20622), (1323, 19640), (1470, 17676), (1473, 17640), (1512, 17185), (1764, 14730), (1890, 13748), (1960, 13257), (1964, 13230), (2205, 11784), (2455, 10584), (2520, 10311), (2646, 9820), (2940, 8838), (2946, 8820), (3437, 7560), (3528, 7365), (3780, 6874), (3928, 6615), (4410, 5892), (4419, 5880), (4910, 5292)]