207405968

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{2131}}^1$

素因数の和:2236

約数の個数: 80

約数和(自身を含む): 507586560

約数和(自身を除く): 300180592

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 79, 88, 112, 154, 158, 176, 308, 316, 553, 616, 632, 869, 1106, 1232, 1264, 1738, 2131, 2212, 3476, 4262, 4424, 6083, 6952, 8524, 8848, 12166, 13904, 14917, 17048, 23441, 24332, 29834, 34096, 46882, 48664, 59668, 93764, 97328, 119336, 164087, 168349, 187528, 238672, 328174, 336698, 375056, 656348, 673396, 1178443, 1312696, 1346792, 1851839, 2356886, 2625392, 2693584, 3703678, 4713772, 7407356, 9427544, 12962873, 14814712, 18855088, 25925746, 29629424, 51851492, 103702984, 207405968]

約数ペア:

[(1, 207405968), (2, 103702984), (4, 51851492), (7, 29629424), (8, 25925746), (11, 18855088), (14, 14814712), (16, 12962873), (22, 9427544), (28, 7407356), (44, 4713772), (56, 3703678), (77, 2693584), (79, 2625392), (88, 2356886), (112, 1851839), (154, 1346792), (158, 1312696), (176, 1178443), (308, 673396), (316, 656348), (553, 375056), (616, 336698), (632, 328174), (869, 238672), (1106, 187528), (1232, 168349), (1264, 164087), (1738, 119336), (2131, 97328), (2212, 93764), (3476, 59668), (4262, 48664), (4424, 46882), (6083, 34096), (6952, 29834), (8524, 24332), (8848, 23441), (12166, 17048), (13904, 14917)]