68319720

素因数分解:

$2^3\times 3^3\times 5^1\times 7^2\times {\mathrm{1291}}^1$

素因数の和:1325

約数の個数: 192

約数和(自身を含む): 265118400

約数和(自身を除く): 196798680

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, 504, 540, 588, 630, 735, 756, 840, 882, 945, 980, 1080, 1176, 1260, 1291, 1323, 1470, 1512, 1764, 1890, 1960, 2205, 2520, 2582, 2646, 2940, 3528, 3780, 3873, 4410, 5164, 5292, 5880, 6455, 6615, 7560, 7746, 8820, 9037, 10328, 10584, 11619, 12910, 13230, 15492, 17640, 18074, 19365, 23238, 25820, 26460, 27111, 30984, 34857, 36148, 38730, 45185, 46476, 51640, 52920, 54222, 58095, 63259, 69714, 72296, 77460, 81333, 90370, 92952, 108444, 116190, 126518, 135555, 139428, 154920, 162666, 174285, 180740, 189777, 216888, 232380, 243999, 253036, 271110, 278856, 316295, 325332, 348570, 361480, 379554, 406665, 464760, 487998, 506072, 542220, 569331, 632590, 650664, 697140, 759108, 813330, 948885, 975996, 1084440, 1138662, 1219995, 1265180, 1394280, 1518216, 1626660, 1707993, 1897770, 1951992, 2277324, 2439990, 2530360, 2846655, 3253320, 3415986, 3795540, 4554648, 4879980, 5693310, 6831972, 7591080, 8539965, 9759960, 11386620, 13663944, 17079930, 22773240, 34159860, 68319720]

約数ペア:

[(1, 68319720), (2, 34159860), (3, 22773240), (4, 17079930), (5, 13663944), (6, 11386620), (7, 9759960), (8, 8539965), (9, 7591080), (10, 6831972), (12, 5693310), (14, 4879980), (15, 4554648), (18, 3795540), (20, 3415986), (21, 3253320), (24, 2846655), (27, 2530360), (28, 2439990), (30, 2277324), (35, 1951992), (36, 1897770), (40, 1707993), (42, 1626660), (45, 1518216), (49, 1394280), (54, 1265180), (56, 1219995), (60, 1138662), (63, 1084440), (70, 975996), (72, 948885), (84, 813330), (90, 759108), (98, 697140), (105, 650664), (108, 632590), (120, 569331), (126, 542220), (135, 506072), (140, 487998), (147, 464760), (168, 406665), (180, 379554), (189, 361480), (196, 348570), (210, 325332), (216, 316295), (245, 278856), (252, 271110), (270, 253036), (280, 243999), (294, 232380), (315, 216888), (360, 189777), (378, 180740), (392, 174285), (420, 162666), (441, 154920), (490, 139428), (504, 135555), (540, 126518), (588, 116190), (630, 108444), (735, 92952), (756, 90370), (840, 81333), (882, 77460), (945, 72296), (980, 69714), (1080, 63259), (1176, 58095), (1260, 54222), (1291, 52920), (1323, 51640), (1470, 46476), (1512, 45185), (1764, 38730), (1890, 36148), (1960, 34857), (2205, 30984), (2520, 27111), (2582, 26460), (2646, 25820), (2940, 23238), (3528, 19365), (3780, 18074), (3873, 17640), (4410, 15492), (5164, 13230), (5292, 12910), (5880, 11619), (6455, 10584), (6615, 10328), (7560, 9037), (7746, 8820)]