157584784

素因数分解:

$2^4\times 7^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1$

素因数の和:261

約数の個数: 120

約数和(自身を含む): 381672000

約数和(自身を除く): 224087216

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 49, 56, 71, 76, 98, 112, 133, 142, 149, 152, 196, 266, 284, 298, 304, 392, 497, 532, 568, 596, 784, 931, 994, 1043, 1064, 1136, 1192, 1349, 1862, 1988, 2086, 2128, 2384, 2698, 2831, 3479, 3724, 3976, 4172, 5396, 5662, 6958, 7301, 7448, 7952, 8344, 9443, 10579, 10792, 11324, 13916, 14602, 14896, 16688, 18886, 19817, 21158, 21584, 22648, 27832, 29204, 37772, 39634, 42316, 45296, 55664, 58408, 66101, 74053, 75544, 79268, 84632, 116816, 132202, 138719, 148106, 151088, 158536, 169264, 201001, 264404, 277438, 296212, 317072, 402002, 518371, 528808, 554876, 592424, 804004, 1036742, 1057616, 1109752, 1184848, 1407007, 1608008, 2073484, 2219504, 2814014, 3216016, 4146968, 5628028, 8293936, 9849049, 11256056, 19698098, 22512112, 39396196, 78792392, 157584784]

約数ペア:

[(1, 157584784), (2, 78792392), (4, 39396196), (7, 22512112), (8, 19698098), (14, 11256056), (16, 9849049), (19, 8293936), (28, 5628028), (38, 4146968), (49, 3216016), (56, 2814014), (71, 2219504), (76, 2073484), (98, 1608008), (112, 1407007), (133, 1184848), (142, 1109752), (149, 1057616), (152, 1036742), (196, 804004), (266, 592424), (284, 554876), (298, 528808), (304, 518371), (392, 402002), (497, 317072), (532, 296212), (568, 277438), (596, 264404), (784, 201001), (931, 169264), (994, 158536), (1043, 151088), (1064, 148106), (1136, 138719), (1192, 132202), (1349, 116816), (1862, 84632), (1988, 79268), (2086, 75544), (2128, 74053), (2384, 66101), (2698, 58408), (2831, 55664), (3479, 45296), (3724, 42316), (3976, 39634), (4172, 37772), (5396, 29204), (5662, 27832), (6958, 22648), (7301, 21584), (7448, 21158), (7952, 19817), (8344, 18886), (9443, 16688), (10579, 14896), (10792, 14602), (11324, 13916)]