219216120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{509}}^1$

素因数の和:657

約数の個数: 128

約数和(自身を含む): 683726400

約数和(自身を除く): 464510280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 37, 40, 60, 74, 97, 111, 120, 148, 185, 194, 222, 291, 296, 370, 388, 444, 485, 509, 555, 582, 740, 776, 888, 970, 1018, 1110, 1164, 1455, 1480, 1527, 1940, 2036, 2220, 2328, 2545, 2910, 3054, 3589, 3880, 4072, 4440, 5090, 5820, 6108, 7178, 7635, 10180, 10767, 11640, 12216, 14356, 15270, 17945, 18833, 20360, 21534, 28712, 30540, 35890, 37666, 43068, 49373, 53835, 56499, 61080, 71780, 75332, 86136, 94165, 98746, 107670, 112998, 143560, 148119, 150664, 188330, 197492, 215340, 225996, 246865, 282495, 296238, 376660, 394984, 430680, 451992, 493730, 564990, 592476, 740595, 753320, 987460, 1129980, 1184952, 1481190, 1826801, 1974920, 2259960, 2962380, 3653602, 5480403, 5924760, 7307204, 9134005, 10960806, 14614408, 18268010, 21921612, 27402015, 36536020, 43843224, 54804030, 73072040, 109608060, 219216120]

約数ペア:

[(1, 219216120), (2, 109608060), (3, 73072040), (4, 54804030), (5, 43843224), (6, 36536020), (8, 27402015), (10, 21921612), (12, 18268010), (15, 14614408), (20, 10960806), (24, 9134005), (30, 7307204), (37, 5924760), (40, 5480403), (60, 3653602), (74, 2962380), (97, 2259960), (111, 1974920), (120, 1826801), (148, 1481190), (185, 1184952), (194, 1129980), (222, 987460), (291, 753320), (296, 740595), (370, 592476), (388, 564990), (444, 493730), (485, 451992), (509, 430680), (555, 394984), (582, 376660), (740, 296238), (776, 282495), (888, 246865), (970, 225996), (1018, 215340), (1110, 197492), (1164, 188330), (1455, 150664), (1480, 148119), (1527, 143560), (1940, 112998), (2036, 107670), (2220, 98746), (2328, 94165), (2545, 86136), (2910, 75332), (3054, 71780), (3589, 61080), (3880, 56499), (4072, 53835), (4440, 49373), (5090, 43068), (5820, 37666), (6108, 35890), (7178, 30540), (7635, 28712), (10180, 21534), (10767, 20360), (11640, 18833), (12216, 17945), (14356, 15270)]