1280123712

素因数分解:

$2^6\times 3^2\times 7^1\times {\mathrm{317491}}^1$

素因数の和:317516

約数の個数: 84

約数和(自身を含む): 4193434336

約数和(自身を除く): 2913310624

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 64, 72, 84, 96, 112, 126, 144, 168, 192, 224, 252, 288, 336, 448, 504, 576, 672, 1008, 1344, 2016, 4032, 317491, 634982, 952473, 1269964, 1904946, 2222437, 2539928, 2857419, 3809892, 4444874, 5079856, 5714838, 6667311, 7619784, 8889748, 10159712, 11429676, 13334622, 15239568, 17779496, 20001933, 20319424, 22859352, 26669244, 30479136, 35558992, 40003866, 45718704, 53338488, 60958272, 71117984, 80007732, 91437408, 106676976, 142235968, 160015464, 182874816, 213353952, 320030928, 426707904, 640061856, 1280123712]

約数ペア:

[(1, 1280123712), (2, 640061856), (3, 426707904), (4, 320030928), (6, 213353952), (7, 182874816), (8, 160015464), (9, 142235968), (12, 106676976), (14, 91437408), (16, 80007732), (18, 71117984), (21, 60958272), (24, 53338488), (28, 45718704), (32, 40003866), (36, 35558992), (42, 30479136), (48, 26669244), (56, 22859352), (63, 20319424), (64, 20001933), (72, 17779496), (84, 15239568), (96, 13334622), (112, 11429676), (126, 10159712), (144, 8889748), (168, 7619784), (192, 6667311), (224, 5714838), (252, 5079856), (288, 4444874), (336, 3809892), (448, 2857419), (504, 2539928), (576, 2222437), (672, 1904946), (1008, 1269964), (1344, 952473), (2016, 634982), (4032, 317491)]