1949047520

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{6719}}^1$

素因数の和:6785

約数の個数: 144

約数和(自身を含む): 5501986560

約数和(自身を除く): 3552939040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 37, 40, 49, 56, 70, 74, 80, 98, 112, 140, 148, 160, 185, 196, 224, 245, 259, 280, 296, 370, 392, 490, 518, 560, 592, 740, 784, 980, 1036, 1120, 1184, 1295, 1480, 1568, 1813, 1960, 2072, 2590, 2960, 3626, 3920, 4144, 5180, 5920, 6719, 7252, 7840, 8288, 9065, 10360, 13438, 14504, 18130, 20720, 26876, 29008, 33595, 36260, 41440, 47033, 53752, 58016, 67190, 72520, 94066, 107504, 134380, 145040, 188132, 215008, 235165, 248603, 268760, 290080, 329231, 376264, 470330, 497206, 537520, 658462, 752528, 940660, 994412, 1075040, 1243015, 1316924, 1505056, 1646155, 1740221, 1881320, 1988824, 2486030, 2633848, 3292310, 3480442, 3762640, 3977648, 4972060, 5267696, 6584620, 6960884, 7525280, 7955296, 8701105, 9944120, 10535392, 12181547, 13169240, 13921768, 17402210, 19888240, 24363094, 26338480, 27843536, 34804420, 39776480, 48726188, 52676960, 55687072, 60907735, 69608840, 97452376, 121815470, 139217680, 194904752, 243630940, 278435360, 389809504, 487261880, 974523760, 1949047520]

約数ペア:

[(1, 1949047520), (2, 974523760), (4, 487261880), (5, 389809504), (7, 278435360), (8, 243630940), (10, 194904752), (14, 139217680), (16, 121815470), (20, 97452376), (28, 69608840), (32, 60907735), (35, 55687072), (37, 52676960), (40, 48726188), (49, 39776480), (56, 34804420), (70, 27843536), (74, 26338480), (80, 24363094), (98, 19888240), (112, 17402210), (140, 13921768), (148, 13169240), (160, 12181547), (185, 10535392), (196, 9944120), (224, 8701105), (245, 7955296), (259, 7525280), (280, 6960884), (296, 6584620), (370, 5267696), (392, 4972060), (490, 3977648), (518, 3762640), (560, 3480442), (592, 3292310), (740, 2633848), (784, 2486030), (980, 1988824), (1036, 1881320), (1120, 1740221), (1184, 1646155), (1295, 1505056), (1480, 1316924), (1568, 1243015), (1813, 1075040), (1960, 994412), (2072, 940660), (2590, 752528), (2960, 658462), (3626, 537520), (3920, 497206), (4144, 470330), (5180, 376264), (5920, 329231), (6719, 290080), (7252, 268760), (7840, 248603), (8288, 235165), (9065, 215008), (10360, 188132), (13438, 145040), (14504, 134380), (18130, 107504), (20720, 94066), (26876, 72520), (29008, 67190), (33595, 58016), (36260, 53752), (41440, 47033)]