199620180

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1$

素因数の和:255

約数の個数: 192

約数和(自身を含む): 650657280

約数和(自身を除く): 451037100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 37, 45, 54, 60, 74, 90, 97, 103, 108, 111, 135, 148, 180, 185, 194, 206, 222, 270, 291, 309, 333, 370, 388, 412, 444, 485, 515, 540, 555, 582, 618, 666, 740, 873, 927, 970, 999, 1030, 1110, 1164, 1236, 1332, 1455, 1545, 1665, 1746, 1854, 1940, 1998, 2060, 2220, 2619, 2781, 2910, 3090, 3330, 3492, 3589, 3708, 3811, 3996, 4365, 4635, 4995, 5238, 5562, 5820, 6180, 6660, 7178, 7622, 8730, 9270, 9990, 9991, 10476, 10767, 11124, 11433, 13095, 13905, 14356, 15244, 17460, 17945, 18540, 19055, 19980, 19982, 21534, 22866, 26190, 27810, 29973, 32301, 34299, 35890, 38110, 39964, 43068, 45732, 49955, 52380, 53835, 55620, 57165, 59946, 64602, 68598, 71780, 76220, 89919, 96903, 99910, 102897, 107670, 114330, 119892, 129204, 137196, 149865, 161505, 171495, 179838, 193806, 199820, 205794, 215340, 228660, 269757, 299730, 323010, 342990, 359676, 369667, 387612, 411588, 449595, 484515, 514485, 539514, 599460, 646020, 685980, 739334, 899190, 969030, 1028970, 1079028, 1109001, 1348785, 1478668, 1798380, 1848335, 1938060, 2057940, 2218002, 2697570, 3327003, 3696670, 4436004, 5395140, 5545005, 6654006, 7393340, 9981009, 11090010, 13308012, 16635015, 19962018, 22180020, 33270030, 39924036, 49905045, 66540060, 99810090, 199620180]

約数ペア:

[(1, 199620180), (2, 99810090), (3, 66540060), (4, 49905045), (5, 39924036), (6, 33270030), (9, 22180020), (10, 19962018), (12, 16635015), (15, 13308012), (18, 11090010), (20, 9981009), (27, 7393340), (30, 6654006), (36, 5545005), (37, 5395140), (45, 4436004), (54, 3696670), (60, 3327003), (74, 2697570), (90, 2218002), (97, 2057940), (103, 1938060), (108, 1848335), (111, 1798380), (135, 1478668), (148, 1348785), (180, 1109001), (185, 1079028), (194, 1028970), (206, 969030), (222, 899190), (270, 739334), (291, 685980), (309, 646020), (333, 599460), (370, 539514), (388, 514485), (412, 484515), (444, 449595), (485, 411588), (515, 387612), (540, 369667), (555, 359676), (582, 342990), (618, 323010), (666, 299730), (740, 269757), (873, 228660), (927, 215340), (970, 205794), (999, 199820), (1030, 193806), (1110, 179838), (1164, 171495), (1236, 161505), (1332, 149865), (1455, 137196), (1545, 129204), (1665, 119892), (1746, 114330), (1854, 107670), (1940, 102897), (1998, 99910), (2060, 96903), (2220, 89919), (2619, 76220), (2781, 71780), (2910, 68598), (3090, 64602), (3330, 59946), (3492, 57165), (3589, 55620), (3708, 53835), (3811, 52380), (3996, 49955), (4365, 45732), (4635, 43068), (4995, 39964), (5238, 38110), (5562, 35890), (5820, 34299), (6180, 32301), (6660, 29973), (7178, 27810), (7622, 26190), (8730, 22866), (9270, 21534), (9990, 19982), (9991, 19980), (10476, 19055), (10767, 18540), (11124, 17945), (11433, 17460), (13095, 15244), (13905, 14356)]