161964192

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^2\times {\mathrm{67}}^1\times {\mathrm{149}}^1$

素因数の和:255

約数の個数: 144

約数和(自身を含む): 470383200

約数和(自身を除く): 308419008

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 67, 78, 96, 104, 134, 149, 156, 169, 201, 208, 268, 298, 312, 338, 402, 416, 447, 507, 536, 596, 624, 676, 804, 871, 894, 1014, 1072, 1192, 1248, 1352, 1608, 1742, 1788, 1937, 2028, 2144, 2384, 2613, 2704, 3216, 3484, 3576, 3874, 4056, 4768, 5226, 5408, 5811, 6432, 6968, 7152, 7748, 8112, 9983, 10452, 11323, 11622, 13936, 14304, 15496, 16224, 19966, 20904, 22646, 23244, 25181, 27872, 29949, 30992, 33969, 39932, 41808, 45292, 46488, 50362, 59898, 61984, 67938, 75543, 79864, 83616, 90584, 92976, 100724, 119796, 129779, 135876, 151086, 159728, 181168, 185952, 201448, 239592, 259558, 271752, 302172, 319456, 362336, 389337, 402896, 479184, 519116, 543504, 604344, 778674, 805792, 958368, 1038232, 1087008, 1208688, 1557348, 1687127, 2076464, 2417376, 3114696, 3374254, 4152928, 5061381, 6229392, 6748508, 10122762, 12458784, 13497016, 20245524, 26994032, 40491048, 53988064, 80982096, 161964192]

約数ペア:

[(1, 161964192), (2, 80982096), (3, 53988064), (4, 40491048), (6, 26994032), (8, 20245524), (12, 13497016), (13, 12458784), (16, 10122762), (24, 6748508), (26, 6229392), (32, 5061381), (39, 4152928), (48, 3374254), (52, 3114696), (67, 2417376), (78, 2076464), (96, 1687127), (104, 1557348), (134, 1208688), (149, 1087008), (156, 1038232), (169, 958368), (201, 805792), (208, 778674), (268, 604344), (298, 543504), (312, 519116), (338, 479184), (402, 402896), (416, 389337), (447, 362336), (507, 319456), (536, 302172), (596, 271752), (624, 259558), (676, 239592), (804, 201448), (871, 185952), (894, 181168), (1014, 159728), (1072, 151086), (1192, 135876), (1248, 129779), (1352, 119796), (1608, 100724), (1742, 92976), (1788, 90584), (1937, 83616), (2028, 79864), (2144, 75543), (2384, 67938), (2613, 61984), (2704, 59898), (3216, 50362), (3484, 46488), (3576, 45292), (3874, 41808), (4056, 39932), (4768, 33969), (5226, 30992), (5408, 29949), (5811, 27872), (6432, 25181), (6968, 23244), (7152, 22646), (7748, 20904), (8112, 19966), (9983, 16224), (10452, 15496), (11323, 14304), (11622, 13936)]