215187616

素因数分解:

$2^5\times 7^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{233}}^1$

素因数の和:307

約数の個数: 144

約数和(自身を含む): 537788160

約数和(自身を除く): 322600544

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 31, 32, 38, 49, 56, 62, 76, 98, 112, 124, 133, 152, 196, 217, 224, 233, 248, 266, 304, 392, 434, 466, 496, 532, 589, 608, 784, 868, 931, 932, 992, 1064, 1178, 1519, 1568, 1631, 1736, 1862, 1864, 2128, 2356, 3038, 3262, 3472, 3724, 3728, 4123, 4256, 4427, 4712, 6076, 6524, 6944, 7223, 7448, 7456, 8246, 8854, 9424, 11417, 12152, 13048, 14446, 14896, 16492, 17708, 18848, 22834, 24304, 26096, 28861, 28892, 29792, 30989, 32984, 35416, 45668, 48608, 50561, 52192, 57722, 57784, 61978, 65968, 70832, 91336, 101122, 115444, 115568, 123956, 131936, 137237, 141664, 182672, 202244, 216923, 230888, 231136, 247912, 274474, 353927, 365344, 404488, 433846, 461776, 495824, 548948, 707854, 808976, 867692, 923552, 960659, 991648, 1097896, 1415708, 1617952, 1735384, 1921318, 2195792, 2831416, 3470768, 3842636, 4391584, 5662832, 6724613, 6941536, 7685272, 11325664, 13449226, 15370544, 26898452, 30741088, 53796904, 107593808, 215187616]

約数ペア:

[(1, 215187616), (2, 107593808), (4, 53796904), (7, 30741088), (8, 26898452), (14, 15370544), (16, 13449226), (19, 11325664), (28, 7685272), (31, 6941536), (32, 6724613), (38, 5662832), (49, 4391584), (56, 3842636), (62, 3470768), (76, 2831416), (98, 2195792), (112, 1921318), (124, 1735384), (133, 1617952), (152, 1415708), (196, 1097896), (217, 991648), (224, 960659), (233, 923552), (248, 867692), (266, 808976), (304, 707854), (392, 548948), (434, 495824), (466, 461776), (496, 433846), (532, 404488), (589, 365344), (608, 353927), (784, 274474), (868, 247912), (931, 231136), (932, 230888), (992, 216923), (1064, 202244), (1178, 182672), (1519, 141664), (1568, 137237), (1631, 131936), (1736, 123956), (1862, 115568), (1864, 115444), (2128, 101122), (2356, 91336), (3038, 70832), (3262, 65968), (3472, 61978), (3724, 57784), (3728, 57722), (4123, 52192), (4256, 50561), (4427, 48608), (4712, 45668), (6076, 35416), (6524, 32984), (6944, 30989), (7223, 29792), (7448, 28892), (7456, 28861), (8246, 26096), (8854, 24304), (9424, 22834), (11417, 18848), (12152, 17708), (13048, 16492), (14446, 14896)]