278457984

素因数分解:

$2^7\times 3^2\times 7^2\times {\mathrm{4933}}^1$

素因数の和:4967

約数の個数: 144

約数和(自身を含む): 932303970

約数和(自身を除く): 653845986

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 49, 56, 63, 64, 72, 84, 96, 98, 112, 126, 128, 144, 147, 168, 192, 196, 224, 252, 288, 294, 336, 384, 392, 441, 448, 504, 576, 588, 672, 784, 882, 896, 1008, 1152, 1176, 1344, 1568, 1764, 2016, 2352, 2688, 3136, 3528, 4032, 4704, 4933, 6272, 7056, 8064, 9408, 9866, 14112, 14799, 18816, 19732, 28224, 29598, 34531, 39464, 44397, 56448, 59196, 69062, 78928, 88794, 103593, 118392, 138124, 157856, 177588, 207186, 236784, 241717, 276248, 310779, 315712, 355176, 414372, 473568, 483434, 552496, 621558, 631424, 710352, 725151, 828744, 947136, 966868, 1104992, 1243116, 1420704, 1450302, 1657488, 1894272, 1933736, 2175453, 2209984, 2486232, 2841408, 2900604, 3314976, 3867472, 4350906, 4419968, 4972464, 5682816, 5801208, 6629952, 7734944, 8701812, 9944928, 11602416, 13259904, 15469888, 17403624, 19889856, 23204832, 30939776, 34807248, 39779712, 46409664, 69614496, 92819328, 139228992, 278457984]

約数ペア:

[(1, 278457984), (2, 139228992), (3, 92819328), (4, 69614496), (6, 46409664), (7, 39779712), (8, 34807248), (9, 30939776), (12, 23204832), (14, 19889856), (16, 17403624), (18, 15469888), (21, 13259904), (24, 11602416), (28, 9944928), (32, 8701812), (36, 7734944), (42, 6629952), (48, 5801208), (49, 5682816), (56, 4972464), (63, 4419968), (64, 4350906), (72, 3867472), (84, 3314976), (96, 2900604), (98, 2841408), (112, 2486232), (126, 2209984), (128, 2175453), (144, 1933736), (147, 1894272), (168, 1657488), (192, 1450302), (196, 1420704), (224, 1243116), (252, 1104992), (288, 966868), (294, 947136), (336, 828744), (384, 725151), (392, 710352), (441, 631424), (448, 621558), (504, 552496), (576, 483434), (588, 473568), (672, 414372), (784, 355176), (882, 315712), (896, 310779), (1008, 276248), (1152, 241717), (1176, 236784), (1344, 207186), (1568, 177588), (1764, 157856), (2016, 138124), (2352, 118392), (2688, 103593), (3136, 88794), (3528, 78928), (4032, 69062), (4704, 59196), (4933, 56448), (6272, 44397), (7056, 39464), (8064, 34531), (9408, 29598), (9866, 28224), (14112, 19732), (14799, 18816)]