189721728

素因数分解:

$2^7\times 3^2\times 7^2\times {\mathrm{3361}}^1$

素因数の和:3395

約数の個数: 144

約数和(自身を含む): 635266710

約数和(自身を除く): 445544982

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, 3361, 3528, 4032, 4704, 6272, 6722, 7056, 8064, 9408, 10083, 13444, 14112, 18816, 20166, 23527, 26888, 28224, 30249, 40332, 47054, 53776, 56448, 60498, 70581, 80664, 94108, 107552, 120996, 141162, 161328, 164689, 188216, 211743, 215104, 241992, 282324, 322656, 329378, 376432, 423486, 430208, 483984, 494067, 564648, 645312, 658756, 752864, 846972, 967968, 988134, 1129296, 1290624, 1317512, 1482201, 1505728, 1693944, 1935936, 1976268, 2258592, 2635024, 2964402, 3011456, 3387888, 3871872, 3952536, 4517184, 5270048, 5928804, 6775776, 7905072, 9034368, 10540096, 11857608, 13551552, 15810144, 21080192, 23715216, 27103104, 31620288, 47430432, 63240576, 94860864, 189721728]

約数ペア:

[(1, 189721728), (2, 94860864), (3, 63240576), (4, 47430432), (6, 31620288), (7, 27103104), (8, 23715216), (9, 21080192), (12, 15810144), (14, 13551552), (16, 11857608), (18, 10540096), (21, 9034368), (24, 7905072), (28, 6775776), (32, 5928804), (36, 5270048), (42, 4517184), (48, 3952536), (49, 3871872), (56, 3387888), (63, 3011456), (64, 2964402), (72, 2635024), (84, 2258592), (96, 1976268), (98, 1935936), (112, 1693944), (126, 1505728), (128, 1482201), (144, 1317512), (147, 1290624), (168, 1129296), (192, 988134), (196, 967968), (224, 846972), (252, 752864), (288, 658756), (294, 645312), (336, 564648), (384, 494067), (392, 483984), (441, 430208), (448, 423486), (504, 376432), (576, 329378), (588, 322656), (672, 282324), (784, 241992), (882, 215104), (896, 211743), (1008, 188216), (1152, 164689), (1176, 161328), (1344, 141162), (1568, 120996), (1764, 107552), (2016, 94108), (2352, 80664), (2688, 70581), (3136, 60498), (3361, 56448), (3528, 53776), (4032, 47054), (4704, 40332), (6272, 30249), (6722, 28224), (7056, 26888), (8064, 23527), (9408, 20166), (10083, 18816), (13444, 14112)]