78031278

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{347}}^1$

素因数の和:430

約数の個数: 72

約数和(自身を含む): 188677944

約数和(自身を除く): 110646666

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 31, 39, 62, 78, 93, 117, 186, 234, 279, 347, 403, 558, 694, 806, 961, 1041, 1209, 1922, 2082, 2418, 2883, 3123, 3627, 4511, 5766, 6246, 7254, 8649, 9022, 10757, 12493, 13533, 17298, 21514, 24986, 27066, 32271, 37479, 40599, 64542, 74958, 81198, 96813, 112437, 139841, 193626, 224874, 279682, 333467, 419523, 666934, 839046, 1000401, 1258569, 2000802, 2517138, 3001203, 4335071, 6002406, 8670142, 13005213, 26010426, 39015639, 78031278]

約数ペア:

[(1, 78031278), (2, 39015639), (3, 26010426), (6, 13005213), (9, 8670142), (13, 6002406), (18, 4335071), (26, 3001203), (31, 2517138), (39, 2000802), (62, 1258569), (78, 1000401), (93, 839046), (117, 666934), (186, 419523), (234, 333467), (279, 279682), (347, 224874), (403, 193626), (558, 139841), (694, 112437), (806, 96813), (961, 81198), (1041, 74958), (1209, 64542), (1922, 40599), (2082, 37479), (2418, 32271), (2883, 27066), (3123, 24986), (3627, 21514), (4511, 17298), (5766, 13533), (6246, 12493), (7254, 10757), (8649, 9022)]