208766032

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{167}}^1$

素因数の和:320

約数の個数: 80

約数和(自身を含む): 439971840

約数和(自身を除く): 231205808

約数列:

[1, 2, 4, 8, 16, 23, 43, 46, 79, 86, 92, 158, 167, 172, 184, 316, 334, 344, 368, 632, 668, 688, 989, 1264, 1336, 1817, 1978, 2672, 3397, 3634, 3841, 3956, 6794, 7181, 7268, 7682, 7912, 13193, 13588, 14362, 14536, 15364, 15824, 26386, 27176, 28724, 29072, 30728, 52772, 54352, 57448, 61456, 78131, 105544, 114896, 156262, 165163, 211088, 303439, 312524, 330326, 567299, 606878, 625048, 660652, 1134598, 1213756, 1250096, 1321304, 2269196, 2427512, 2642608, 4538392, 4855024, 9076784, 13047877, 26095754, 52191508, 104383016, 208766032]

約数ペア:

[(1, 208766032), (2, 104383016), (4, 52191508), (8, 26095754), (16, 13047877), (23, 9076784), (43, 4855024), (46, 4538392), (79, 2642608), (86, 2427512), (92, 2269196), (158, 1321304), (167, 1250096), (172, 1213756), (184, 1134598), (316, 660652), (334, 625048), (344, 606878), (368, 567299), (632, 330326), (668, 312524), (688, 303439), (989, 211088), (1264, 165163), (1336, 156262), (1817, 114896), (1978, 105544), (2672, 78131), (3397, 61456), (3634, 57448), (3841, 54352), (3956, 52772), (6794, 30728), (7181, 29072), (7268, 28724), (7682, 27176), (7912, 26386), (13193, 15824), (13588, 15364), (14362, 14536)]