1641849280

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{281}}^1$

素因数の和:379

約数の個数: 168

約数和(自身を含む): 4267596240

約数和(自身を除く): 2625746960

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 32, 38, 40, 62, 64, 76, 80, 95, 124, 152, 155, 160, 190, 248, 281, 304, 310, 320, 380, 496, 562, 589, 608, 620, 760, 961, 992, 1124, 1178, 1216, 1240, 1405, 1520, 1922, 1984, 2248, 2356, 2480, 2810, 2945, 3040, 3844, 4496, 4712, 4805, 4960, 5339, 5620, 5890, 6080, 7688, 8711, 8992, 9424, 9610, 9920, 10678, 11240, 11780, 15376, 17422, 17984, 18259, 18848, 19220, 21356, 22480, 23560, 26695, 30752, 34844, 36518, 37696, 38440, 42712, 43555, 44960, 47120, 53390, 61504, 69688, 73036, 76880, 85424, 87110, 89920, 91295, 94240, 106780, 139376, 146072, 153760, 165509, 170848, 174220, 182590, 188480, 213560, 270041, 278752, 292144, 307520, 331018, 341696, 348440, 365180, 427120, 540082, 557504, 584288, 662036, 696880, 730360, 827545, 854240, 1080164, 1168576, 1324072, 1350205, 1393760, 1460720, 1655090, 1708480, 2160328, 2648144, 2700410, 2787520, 2921440, 3310180, 4320656, 5130779, 5296288, 5400820, 5842880, 6620360, 8641312, 10261558, 10592576, 10801640, 13240720, 17282624, 20523116, 21603280, 25653895, 26481440, 41046232, 43206560, 51307790, 52962880, 82092464, 86413120, 102615580, 164184928, 205231160, 328369856, 410462320, 820924640, 1641849280]

約数ペア:

[(1, 1641849280), (2, 820924640), (4, 410462320), (5, 328369856), (8, 205231160), (10, 164184928), (16, 102615580), (19, 86413120), (20, 82092464), (31, 52962880), (32, 51307790), (38, 43206560), (40, 41046232), (62, 26481440), (64, 25653895), (76, 21603280), (80, 20523116), (95, 17282624), (124, 13240720), (152, 10801640), (155, 10592576), (160, 10261558), (190, 8641312), (248, 6620360), (281, 5842880), (304, 5400820), (310, 5296288), (320, 5130779), (380, 4320656), (496, 3310180), (562, 2921440), (589, 2787520), (608, 2700410), (620, 2648144), (760, 2160328), (961, 1708480), (992, 1655090), (1124, 1460720), (1178, 1393760), (1216, 1350205), (1240, 1324072), (1405, 1168576), (1520, 1080164), (1922, 854240), (1984, 827545), (2248, 730360), (2356, 696880), (2480, 662036), (2810, 584288), (2945, 557504), (3040, 540082), (3844, 427120), (4496, 365180), (4712, 348440), (4805, 341696), (4960, 331018), (5339, 307520), (5620, 292144), (5890, 278752), (6080, 270041), (7688, 213560), (8711, 188480), (8992, 182590), (9424, 174220), (9610, 170848), (9920, 165509), (10678, 153760), (11240, 146072), (11780, 139376), (15376, 106780), (17422, 94240), (17984, 91295), (18259, 89920), (18848, 87110), (19220, 85424), (21356, 76880), (22480, 73036), (23560, 69688), (26695, 61504), (30752, 53390), (34844, 47120), (36518, 44960), (37696, 43555), (38440, 42712)]