215041792

素因数分解:

$2^8\times 7^3\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:147

約数の個数: 144

約数和(自身を含む): 523264000

約数和(自身を除く): 308222208

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 49, 56, 62, 64, 79, 98, 112, 124, 128, 158, 196, 217, 224, 248, 256, 316, 343, 392, 434, 448, 496, 553, 632, 686, 784, 868, 896, 992, 1106, 1264, 1372, 1519, 1568, 1736, 1792, 1984, 2212, 2449, 2528, 2744, 3038, 3136, 3472, 3871, 3968, 4424, 4898, 5056, 5488, 6076, 6272, 6944, 7742, 7936, 8848, 9796, 10112, 10633, 10976, 12152, 12544, 13888, 15484, 17143, 17696, 19592, 20224, 21266, 21952, 24304, 27097, 27776, 30968, 34286, 35392, 39184, 42532, 43904, 48608, 54194, 55552, 61936, 68572, 70784, 78368, 85064, 87808, 97216, 108388, 120001, 123872, 137144, 141568, 156736, 170128, 194432, 216776, 240002, 247744, 274288, 313472, 340256, 388864, 433552, 480004, 495488, 548576, 626944, 680512, 840007, 867104, 960008, 990976, 1097152, 1361024, 1680014, 1734208, 1920016, 2194304, 2722048, 3360028, 3468416, 3840032, 4388608, 6720056, 6936832, 7680064, 13440112, 15360128, 26880224, 30720256, 53760448, 107520896, 215041792]

約数ペア:

[(1, 215041792), (2, 107520896), (4, 53760448), (7, 30720256), (8, 26880224), (14, 15360128), (16, 13440112), (28, 7680064), (31, 6936832), (32, 6720056), (49, 4388608), (56, 3840032), (62, 3468416), (64, 3360028), (79, 2722048), (98, 2194304), (112, 1920016), (124, 1734208), (128, 1680014), (158, 1361024), (196, 1097152), (217, 990976), (224, 960008), (248, 867104), (256, 840007), (316, 680512), (343, 626944), (392, 548576), (434, 495488), (448, 480004), (496, 433552), (553, 388864), (632, 340256), (686, 313472), (784, 274288), (868, 247744), (896, 240002), (992, 216776), (1106, 194432), (1264, 170128), (1372, 156736), (1519, 141568), (1568, 137144), (1736, 123872), (1792, 120001), (1984, 108388), (2212, 97216), (2449, 87808), (2528, 85064), (2744, 78368), (3038, 70784), (3136, 68572), (3472, 61936), (3871, 55552), (3968, 54194), (4424, 48608), (4898, 43904), (5056, 42532), (5488, 39184), (6076, 35392), (6272, 34286), (6944, 30968), (7742, 27776), (7936, 27097), (8848, 24304), (9796, 21952), (10112, 21266), (10633, 20224), (10976, 19592), (12152, 17696), (12544, 17143), (13888, 15484)]