261551808

素因数分解:

$2^6\times 3^3\times 7^2\times {\mathrm{3089}}^1$

素因数の和:3124

約数の個数: 168

約数和(自身を含む): 894740400

約数和(自身を除く): 633188592

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 49, 54, 56, 63, 64, 72, 84, 96, 98, 108, 112, 126, 144, 147, 168, 189, 192, 196, 216, 224, 252, 288, 294, 336, 378, 392, 432, 441, 448, 504, 576, 588, 672, 756, 784, 864, 882, 1008, 1176, 1323, 1344, 1512, 1568, 1728, 1764, 2016, 2352, 2646, 3024, 3089, 3136, 3528, 4032, 4704, 5292, 6048, 6178, 7056, 9267, 9408, 10584, 12096, 12356, 14112, 18534, 21168, 21623, 24712, 27801, 28224, 37068, 42336, 43246, 49424, 55602, 64869, 74136, 83403, 84672, 86492, 98848, 111204, 129738, 148272, 151361, 166806, 172984, 194607, 197696, 222408, 259476, 296544, 302722, 333612, 345968, 389214, 444816, 454083, 518952, 583821, 593088, 605444, 667224, 691936, 778428, 889632, 908166, 1037904, 1167642, 1210888, 1334448, 1362249, 1383872, 1556856, 1779264, 1816332, 2075808, 2335284, 2421776, 2668896, 2724498, 3113712, 3632664, 4086747, 4151616, 4670568, 4843552, 5337792, 5448996, 6227424, 7265328, 8173494, 9341136, 9687104, 10897992, 12454848, 14530656, 16346988, 18682272, 21795984, 29061312, 32693976, 37364544, 43591968, 65387952, 87183936, 130775904, 261551808]

約数ペア:

[(1, 261551808), (2, 130775904), (3, 87183936), (4, 65387952), (6, 43591968), (7, 37364544), (8, 32693976), (9, 29061312), (12, 21795984), (14, 18682272), (16, 16346988), (18, 14530656), (21, 12454848), (24, 10897992), (27, 9687104), (28, 9341136), (32, 8173494), (36, 7265328), (42, 6227424), (48, 5448996), (49, 5337792), (54, 4843552), (56, 4670568), (63, 4151616), (64, 4086747), (72, 3632664), (84, 3113712), (96, 2724498), (98, 2668896), (108, 2421776), (112, 2335284), (126, 2075808), (144, 1816332), (147, 1779264), (168, 1556856), (189, 1383872), (192, 1362249), (196, 1334448), (216, 1210888), (224, 1167642), (252, 1037904), (288, 908166), (294, 889632), (336, 778428), (378, 691936), (392, 667224), (432, 605444), (441, 593088), (448, 583821), (504, 518952), (576, 454083), (588, 444816), (672, 389214), (756, 345968), (784, 333612), (864, 302722), (882, 296544), (1008, 259476), (1176, 222408), (1323, 197696), (1344, 194607), (1512, 172984), (1568, 166806), (1728, 151361), (1764, 148272), (2016, 129738), (2352, 111204), (2646, 98848), (3024, 86492), (3089, 84672), (3136, 83403), (3528, 74136), (4032, 64869), (4704, 55602), (5292, 49424), (6048, 43246), (6178, 42336), (7056, 37068), (9267, 28224), (9408, 27801), (10584, 24712), (12096, 21623), (12356, 21168), (14112, 18534)]