66420216

素因数分解:

$2^3\times 3^3\times {\mathrm{61}}^1\times {\mathrm{71}}^2$

素因数の和:218

約数の個数: 96

約数和(自身を含む): 190203600

約数和(自身を除く): 123783384

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 61, 71, 72, 108, 122, 142, 183, 213, 216, 244, 284, 366, 426, 488, 549, 568, 639, 732, 852, 1098, 1278, 1464, 1647, 1704, 1917, 2196, 2556, 3294, 3834, 4331, 4392, 5041, 5112, 6588, 7668, 8662, 10082, 12993, 13176, 15123, 15336, 17324, 20164, 25986, 30246, 34648, 38979, 40328, 45369, 51972, 60492, 77958, 90738, 103944, 116937, 120984, 136107, 155916, 181476, 233874, 272214, 307501, 311832, 362952, 467748, 544428, 615002, 922503, 935496, 1088856, 1230004, 1845006, 2460008, 2767509, 3690012, 5535018, 7380024, 8302527, 11070036, 16605054, 22140072, 33210108, 66420216]

約数ペア:

[(1, 66420216), (2, 33210108), (3, 22140072), (4, 16605054), (6, 11070036), (8, 8302527), (9, 7380024), (12, 5535018), (18, 3690012), (24, 2767509), (27, 2460008), (36, 1845006), (54, 1230004), (61, 1088856), (71, 935496), (72, 922503), (108, 615002), (122, 544428), (142, 467748), (183, 362952), (213, 311832), (216, 307501), (244, 272214), (284, 233874), (366, 181476), (426, 155916), (488, 136107), (549, 120984), (568, 116937), (639, 103944), (732, 90738), (852, 77958), (1098, 60492), (1278, 51972), (1464, 45369), (1647, 40328), (1704, 38979), (1917, 34648), (2196, 30246), (2556, 25986), (3294, 20164), (3834, 17324), (4331, 15336), (4392, 15123), (5041, 13176), (5112, 12993), (6588, 10082), (7668, 8662)]