165720048

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{659}}^1$

素因数の和:727

約数の個数: 120

約数和(自身を含む): 479255040

約数和(自身を除く): 313534992

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 31, 39, 48, 52, 62, 78, 93, 104, 124, 156, 169, 186, 208, 248, 312, 338, 372, 403, 496, 507, 624, 659, 676, 744, 806, 1014, 1209, 1318, 1352, 1488, 1612, 1977, 2028, 2418, 2636, 2704, 3224, 3954, 4056, 4836, 5239, 5272, 6448, 7908, 8112, 8567, 9672, 10478, 10544, 15717, 15816, 17134, 19344, 20429, 20956, 25701, 31434, 31632, 34268, 40858, 41912, 51402, 61287, 62868, 68536, 81716, 83824, 102804, 111371, 122574, 125736, 137072, 163432, 205608, 222742, 245148, 251472, 265577, 326864, 334113, 411216, 445484, 490296, 531154, 668226, 796731, 890968, 980592, 1062308, 1336452, 1593462, 1781936, 2124616, 2672904, 3186924, 3452501, 4249232, 5345808, 6373848, 6905002, 10357503, 12747696, 13810004, 20715006, 27620008, 41430012, 55240016, 82860024, 165720048]

約数ペア:

[(1, 165720048), (2, 82860024), (3, 55240016), (4, 41430012), (6, 27620008), (8, 20715006), (12, 13810004), (13, 12747696), (16, 10357503), (24, 6905002), (26, 6373848), (31, 5345808), (39, 4249232), (48, 3452501), (52, 3186924), (62, 2672904), (78, 2124616), (93, 1781936), (104, 1593462), (124, 1336452), (156, 1062308), (169, 980592), (186, 890968), (208, 796731), (248, 668226), (312, 531154), (338, 490296), (372, 445484), (403, 411216), (496, 334113), (507, 326864), (624, 265577), (659, 251472), (676, 245148), (744, 222742), (806, 205608), (1014, 163432), (1209, 137072), (1318, 125736), (1352, 122574), (1488, 111371), (1612, 102804), (1977, 83824), (2028, 81716), (2418, 68536), (2636, 62868), (2704, 61287), (3224, 51402), (3954, 41912), (4056, 40858), (4836, 34268), (5239, 31632), (5272, 31434), (6448, 25701), (7908, 20956), (8112, 20429), (8567, 19344), (9672, 17134), (10478, 15816), (10544, 15717)]