204551280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{2237}}^1$

素因数の和:2383

約数の個数: 120

約数和(自身を含む): 692669952

約数和(自身を除く): 488118672

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 127, 144, 180, 240, 254, 360, 381, 508, 635, 720, 762, 1016, 1143, 1270, 1524, 1905, 2032, 2237, 2286, 2540, 3048, 3810, 4474, 4572, 5080, 5715, 6096, 6711, 7620, 8948, 9144, 10160, 11185, 11430, 13422, 15240, 17896, 18288, 20133, 22370, 22860, 26844, 30480, 33555, 35792, 40266, 44740, 45720, 53688, 67110, 80532, 89480, 91440, 100665, 107376, 134220, 161064, 178960, 201330, 268440, 284099, 322128, 402660, 536880, 568198, 805320, 852297, 1136396, 1420495, 1610640, 1704594, 2272792, 2556891, 2840990, 3409188, 4261485, 4545584, 5113782, 5681980, 6818376, 8522970, 10227564, 11363960, 12784455, 13636752, 17045940, 20455128, 22727920, 25568910, 34091880, 40910256, 51137820, 68183760, 102275640, 204551280]

約数ペア:

[(1, 204551280), (2, 102275640), (3, 68183760), (4, 51137820), (5, 40910256), (6, 34091880), (8, 25568910), (9, 22727920), (10, 20455128), (12, 17045940), (15, 13636752), (16, 12784455), (18, 11363960), (20, 10227564), (24, 8522970), (30, 6818376), (36, 5681980), (40, 5113782), (45, 4545584), (48, 4261485), (60, 3409188), (72, 2840990), (80, 2556891), (90, 2272792), (120, 1704594), (127, 1610640), (144, 1420495), (180, 1136396), (240, 852297), (254, 805320), (360, 568198), (381, 536880), (508, 402660), (635, 322128), (720, 284099), (762, 268440), (1016, 201330), (1143, 178960), (1270, 161064), (1524, 134220), (1905, 107376), (2032, 100665), (2237, 91440), (2286, 89480), (2540, 80532), (3048, 67110), (3810, 53688), (4474, 45720), (4572, 44740), (5080, 40266), (5715, 35792), (6096, 33555), (6711, 30480), (7620, 26844), (8948, 22860), (9144, 22370), (10160, 20133), (11185, 18288), (11430, 17896), (13422, 15240)]