260570128

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1$

素因数の和:333

約数の個数: 160

約数和(自身を含む): 671956992

約数和(自身を除く): 411386864

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 23, 26, 28, 31, 46, 52, 56, 62, 91, 92, 104, 112, 124, 161, 182, 184, 208, 217, 248, 251, 299, 322, 364, 368, 403, 434, 496, 502, 598, 644, 713, 728, 806, 868, 1004, 1196, 1288, 1426, 1456, 1612, 1736, 1757, 2008, 2093, 2392, 2576, 2821, 2852, 3224, 3263, 3472, 3514, 4016, 4186, 4784, 4991, 5642, 5704, 5773, 6448, 6526, 7028, 7781, 8372, 9269, 9982, 11284, 11408, 11546, 13052, 14056, 15562, 16744, 18538, 19964, 22568, 22841, 23092, 26104, 28112, 31124, 33488, 37076, 39928, 40411, 45136, 45682, 46184, 52208, 54467, 62248, 64883, 74152, 75049, 79856, 80822, 91364, 92368, 101153, 108934, 124496, 129766, 148304, 150098, 161644, 178963, 182728, 202306, 217868, 259532, 300196, 323288, 357926, 365456, 404612, 435736, 519064, 525343, 600392, 646576, 708071, 715852, 809224, 871472, 1038128, 1050686, 1200784, 1252741, 1416142, 1431704, 1618448, 2101372, 2326519, 2505482, 2832284, 2863408, 4202744, 4653038, 5010964, 5664568, 8405488, 9306076, 10021928, 11329136, 16285633, 18612152, 20043856, 32571266, 37224304, 65142532, 130285064, 260570128]

約数ペア:

[(1, 260570128), (2, 130285064), (4, 65142532), (7, 37224304), (8, 32571266), (13, 20043856), (14, 18612152), (16, 16285633), (23, 11329136), (26, 10021928), (28, 9306076), (31, 8405488), (46, 5664568), (52, 5010964), (56, 4653038), (62, 4202744), (91, 2863408), (92, 2832284), (104, 2505482), (112, 2326519), (124, 2101372), (161, 1618448), (182, 1431704), (184, 1416142), (208, 1252741), (217, 1200784), (248, 1050686), (251, 1038128), (299, 871472), (322, 809224), (364, 715852), (368, 708071), (403, 646576), (434, 600392), (496, 525343), (502, 519064), (598, 435736), (644, 404612), (713, 365456), (728, 357926), (806, 323288), (868, 300196), (1004, 259532), (1196, 217868), (1288, 202306), (1426, 182728), (1456, 178963), (1612, 161644), (1736, 150098), (1757, 148304), (2008, 129766), (2093, 124496), (2392, 108934), (2576, 101153), (2821, 92368), (2852, 91364), (3224, 80822), (3263, 79856), (3472, 75049), (3514, 74152), (4016, 64883), (4186, 62248), (4784, 54467), (4991, 52208), (5642, 46184), (5704, 45682), (5773, 45136), (6448, 40411), (6526, 39928), (7028, 37076), (7781, 33488), (8372, 31124), (9269, 28112), (9982, 26104), (11284, 23092), (11408, 22841), (11546, 22568), (13052, 19964), (14056, 18538), (15562, 16744)]