77915808

素因数分解:

$2^5\times 3^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{491}}^1$

素因数の和:555

約数の個数: 144

約数和(自身を含む): 241768800

約数和(自身を除く): 163852992

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 29, 32, 36, 38, 48, 57, 58, 72, 76, 87, 96, 114, 116, 144, 152, 171, 174, 228, 232, 261, 288, 304, 342, 348, 456, 464, 491, 522, 551, 608, 684, 696, 912, 928, 982, 1044, 1102, 1368, 1392, 1473, 1653, 1824, 1964, 2088, 2204, 2736, 2784, 2946, 3306, 3928, 4176, 4408, 4419, 4959, 5472, 5892, 6612, 7856, 8352, 8816, 8838, 9329, 9918, 11784, 13224, 14239, 15712, 17632, 17676, 18658, 19836, 23568, 26448, 27987, 28478, 35352, 37316, 39672, 42717, 47136, 52896, 55974, 56956, 70704, 74632, 79344, 83961, 85434, 111948, 113912, 128151, 141408, 149264, 158688, 167922, 170868, 223896, 227824, 256302, 270541, 298528, 335844, 341736, 447792, 455648, 512604, 541082, 671688, 683472, 811623, 895584, 1025208, 1082164, 1343376, 1366944, 1623246, 2050416, 2164328, 2434869, 2686752, 3246492, 4100832, 4328656, 4869738, 6492984, 8657312, 9739476, 12985968, 19478952, 25971936, 38957904, 77915808]

約数ペア:

[(1, 77915808), (2, 38957904), (3, 25971936), (4, 19478952), (6, 12985968), (8, 9739476), (9, 8657312), (12, 6492984), (16, 4869738), (18, 4328656), (19, 4100832), (24, 3246492), (29, 2686752), (32, 2434869), (36, 2164328), (38, 2050416), (48, 1623246), (57, 1366944), (58, 1343376), (72, 1082164), (76, 1025208), (87, 895584), (96, 811623), (114, 683472), (116, 671688), (144, 541082), (152, 512604), (171, 455648), (174, 447792), (228, 341736), (232, 335844), (261, 298528), (288, 270541), (304, 256302), (342, 227824), (348, 223896), (456, 170868), (464, 167922), (491, 158688), (522, 149264), (551, 141408), (608, 128151), (684, 113912), (696, 111948), (912, 85434), (928, 83961), (982, 79344), (1044, 74632), (1102, 70704), (1368, 56956), (1392, 55974), (1473, 52896), (1653, 47136), (1824, 42717), (1964, 39672), (2088, 37316), (2204, 35352), (2736, 28478), (2784, 27987), (2946, 26448), (3306, 23568), (3928, 19836), (4176, 18658), (4408, 17676), (4419, 17632), (4959, 15712), (5472, 14239), (5892, 13224), (6612, 11784), (7856, 9918), (8352, 9329), (8816, 8838)]