209928816

素因数分解:

$2^4\times 3^2\times {\mathrm{61}}^1\times {\mathrm{23899}}^1$

素因数の和:23974

約数の個数: 60

約数和(自身を含む): 597165400

約数和(自身を除く): 387236584

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 61, 72, 122, 144, 183, 244, 366, 488, 549, 732, 976, 1098, 1464, 2196, 2928, 4392, 8784, 23899, 47798, 71697, 95596, 143394, 191192, 215091, 286788, 382384, 430182, 573576, 860364, 1147152, 1457839, 1720728, 2915678, 3441456, 4373517, 5831356, 8747034, 11662712, 13120551, 17494068, 23325424, 26241102, 34988136, 52482204, 69976272, 104964408, 209928816]

約数ペア:

[(1, 209928816), (2, 104964408), (3, 69976272), (4, 52482204), (6, 34988136), (8, 26241102), (9, 23325424), (12, 17494068), (16, 13120551), (18, 11662712), (24, 8747034), (36, 5831356), (48, 4373517), (61, 3441456), (72, 2915678), (122, 1720728), (144, 1457839), (183, 1147152), (244, 860364), (366, 573576), (488, 430182), (549, 382384), (732, 286788), (976, 215091), (1098, 191192), (1464, 143394), (2196, 95596), (2928, 71697), (4392, 47798), (8784, 23899)]