217647528

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{23}}^2\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:172

約数の個数: 192

約数和(自身を含む): 679526400

約数和(自身を除く): 461878872

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 23, 24, 28, 31, 42, 46, 56, 62, 69, 79, 84, 92, 93, 124, 138, 158, 161, 168, 184, 186, 217, 237, 248, 276, 316, 322, 372, 434, 474, 483, 529, 552, 553, 632, 644, 651, 713, 744, 868, 948, 966, 1058, 1106, 1288, 1302, 1426, 1587, 1659, 1736, 1817, 1896, 1932, 2116, 2139, 2212, 2449, 2604, 2852, 3174, 3318, 3634, 3703, 3864, 4232, 4278, 4424, 4898, 4991, 5208, 5451, 5704, 6348, 6636, 7268, 7347, 7406, 8556, 9796, 9982, 10902, 11109, 12696, 12719, 13272, 14536, 14694, 14812, 14973, 16399, 17112, 17143, 19592, 19964, 21804, 22218, 25438, 29388, 29624, 29946, 32798, 34286, 38157, 39928, 41791, 43608, 44436, 49197, 50876, 51429, 56327, 58776, 59892, 65596, 68572, 76314, 83582, 88872, 98394, 101752, 102858, 112654, 114793, 119784, 125373, 131192, 137144, 152628, 167164, 168981, 196788, 205716, 225308, 229586, 250746, 292537, 305256, 334328, 337962, 344379, 393576, 394289, 411432, 450616, 459172, 501492, 585074, 675924, 688758, 788578, 877611, 918344, 1002984, 1170148, 1182867, 1295521, 1351848, 1377516, 1577156, 1755222, 2340296, 2365734, 2591042, 2755032, 3154312, 3510444, 3886563, 4731468, 5182084, 7020888, 7773126, 9068647, 9462936, 10364168, 15546252, 18137294, 27205941, 31092504, 36274588, 54411882, 72549176, 108823764, 217647528]

約数ペア:

[(1, 217647528), (2, 108823764), (3, 72549176), (4, 54411882), (6, 36274588), (7, 31092504), (8, 27205941), (12, 18137294), (14, 15546252), (21, 10364168), (23, 9462936), (24, 9068647), (28, 7773126), (31, 7020888), (42, 5182084), (46, 4731468), (56, 3886563), (62, 3510444), (69, 3154312), (79, 2755032), (84, 2591042), (92, 2365734), (93, 2340296), (124, 1755222), (138, 1577156), (158, 1377516), (161, 1351848), (168, 1295521), (184, 1182867), (186, 1170148), (217, 1002984), (237, 918344), (248, 877611), (276, 788578), (316, 688758), (322, 675924), (372, 585074), (434, 501492), (474, 459172), (483, 450616), (529, 411432), (552, 394289), (553, 393576), (632, 344379), (644, 337962), (651, 334328), (713, 305256), (744, 292537), (868, 250746), (948, 229586), (966, 225308), (1058, 205716), (1106, 196788), (1288, 168981), (1302, 167164), (1426, 152628), (1587, 137144), (1659, 131192), (1736, 125373), (1817, 119784), (1896, 114793), (1932, 112654), (2116, 102858), (2139, 101752), (2212, 98394), (2449, 88872), (2604, 83582), (2852, 76314), (3174, 68572), (3318, 65596), (3634, 59892), (3703, 58776), (3864, 56327), (4232, 51429), (4278, 50876), (4424, 49197), (4898, 44436), (4991, 43608), (5208, 41791), (5451, 39928), (5704, 38157), (6348, 34286), (6636, 32798), (7268, 29946), (7347, 29624), (7406, 29388), (8556, 25438), (9796, 22218), (9982, 21804), (10902, 19964), (11109, 19592), (12696, 17143), (12719, 17112), (13272, 16399), (14536, 14973), (14694, 14812)]