172807712

素因数分解:

$2^5\times 7^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{233}}^1$

素因数の和:311

約数の個数: 144

約数和(自身を含む): 443675232

約数和(自身を除く): 270867520

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 43, 44, 49, 56, 77, 86, 88, 98, 112, 154, 172, 176, 196, 224, 233, 301, 308, 344, 352, 392, 466, 473, 539, 602, 616, 688, 784, 932, 946, 1078, 1204, 1232, 1376, 1568, 1631, 1864, 1892, 2107, 2156, 2408, 2464, 2563, 3262, 3311, 3728, 3784, 4214, 4312, 4816, 5126, 6524, 6622, 7456, 7568, 8428, 8624, 9632, 10019, 10252, 11417, 13048, 13244, 15136, 16856, 17248, 17941, 20038, 20504, 22834, 23177, 26096, 26488, 33712, 35882, 40076, 41008, 45668, 46354, 52192, 52976, 67424, 70133, 71764, 80152, 82016, 91336, 92708, 105952, 110209, 125587, 140266, 143528, 160304, 182672, 185416, 220418, 251174, 280532, 287056, 320608, 365344, 370832, 440836, 490931, 502348, 561064, 574112, 741664, 771463, 881672, 981862, 1004696, 1122128, 1542926, 1763344, 1963724, 2009392, 2244256, 3085852, 3526688, 3927448, 4018784, 5400241, 6171704, 7854896, 10800482, 12343408, 15709792, 21600964, 24686816, 43201928, 86403856, 172807712]

約数ペア:

[(1, 172807712), (2, 86403856), (4, 43201928), (7, 24686816), (8, 21600964), (11, 15709792), (14, 12343408), (16, 10800482), (22, 7854896), (28, 6171704), (32, 5400241), (43, 4018784), (44, 3927448), (49, 3526688), (56, 3085852), (77, 2244256), (86, 2009392), (88, 1963724), (98, 1763344), (112, 1542926), (154, 1122128), (172, 1004696), (176, 981862), (196, 881672), (224, 771463), (233, 741664), (301, 574112), (308, 561064), (344, 502348), (352, 490931), (392, 440836), (466, 370832), (473, 365344), (539, 320608), (602, 287056), (616, 280532), (688, 251174), (784, 220418), (932, 185416), (946, 182672), (1078, 160304), (1204, 143528), (1232, 140266), (1376, 125587), (1568, 110209), (1631, 105952), (1864, 92708), (1892, 91336), (2107, 82016), (2156, 80152), (2408, 71764), (2464, 70133), (2563, 67424), (3262, 52976), (3311, 52192), (3728, 46354), (3784, 45668), (4214, 41008), (4312, 40076), (4816, 35882), (5126, 33712), (6524, 26488), (6622, 26096), (7456, 23177), (7568, 22834), (8428, 20504), (8624, 20038), (9632, 17941), (10019, 17248), (10252, 16856), (11417, 15136), (13048, 13244)]