199863720

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{26437}}^1$

素因数の和:26464

約数の個数: 128

約数和(自身を含む): 761414400

約数和(自身を除く): 561550680

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, 26437, 52874, 79311, 105748, 132185, 158622, 185059, 211496, 237933, 264370, 317244, 370118, 396555, 475866, 528740, 555177, 634488, 713799, 740236, 793110, 925295, 951732, 1057480, 1110354, 1189665, 1427598, 1480472, 1586220, 1665531, 1850590, 1903464, 2220708, 2379330, 2775885, 2855196, 3172440, 3331062, 3568995, 3701180, 4441416, 4758660, 4996593, 5551770, 5710392, 6662124, 7137990, 7402360, 8327655, 9517320, 9993186, 11103540, 13324248, 14275980, 16655310, 19986372, 22207080, 24982965, 28551960, 33310620, 39972744, 49965930, 66621240, 99931860, 199863720]

約数ペア:

[(1, 199863720), (2, 99931860), (3, 66621240), (4, 49965930), (5, 39972744), (6, 33310620), (7, 28551960), (8, 24982965), (9, 22207080), (10, 19986372), (12, 16655310), (14, 14275980), (15, 13324248), (18, 11103540), (20, 9993186), (21, 9517320), (24, 8327655), (27, 7402360), (28, 7137990), (30, 6662124), (35, 5710392), (36, 5551770), (40, 4996593), (42, 4758660), (45, 4441416), (54, 3701180), (56, 3568995), (60, 3331062), (63, 3172440), (70, 2855196), (72, 2775885), (84, 2379330), (90, 2220708), (105, 1903464), (108, 1850590), (120, 1665531), (126, 1586220), (135, 1480472), (140, 1427598), (168, 1189665), (180, 1110354), (189, 1057480), (210, 951732), (216, 925295), (252, 793110), (270, 740236), (280, 713799), (315, 634488), (360, 555177), (378, 528740), (420, 475866), (504, 396555), (540, 370118), (630, 317244), (756, 264370), (840, 237933), (945, 211496), (1080, 185059), (1260, 158622), (1512, 132185), (1890, 105748), (2520, 79311), (3780, 52874), (7560, 26437)]