215207496

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{317}}^1\times {\mathrm{449}}^1$

素因数の和:788

約数の個数: 128

約数和(自身を含む): 686880000

約数和(自身を除く): 471672504

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 84, 108, 126, 168, 189, 216, 252, 317, 378, 449, 504, 634, 756, 898, 951, 1268, 1347, 1512, 1796, 1902, 2219, 2536, 2694, 2853, 3143, 3592, 3804, 4041, 4438, 5388, 5706, 6286, 6657, 7608, 8082, 8559, 8876, 9429, 10776, 11412, 12123, 12572, 13314, 16164, 17118, 17752, 18858, 19971, 22824, 24246, 25144, 26628, 28287, 32328, 34236, 37716, 39942, 48492, 53256, 56574, 59913, 68472, 75432, 79884, 84861, 96984, 113148, 119826, 142333, 159768, 169722, 226296, 239652, 284666, 339444, 426999, 479304, 569332, 678888, 853998, 996331, 1138664, 1280997, 1707996, 1992662, 2561994, 2988993, 3415992, 3842991, 3985324, 5123988, 5977986, 7685982, 7970648, 8966979, 10247976, 11955972, 15371964, 17933958, 23911944, 26900937, 30743928, 35867916, 53801874, 71735832, 107603748, 215207496]

約数ペア:

[(1, 215207496), (2, 107603748), (3, 71735832), (4, 53801874), (6, 35867916), (7, 30743928), (8, 26900937), (9, 23911944), (12, 17933958), (14, 15371964), (18, 11955972), (21, 10247976), (24, 8966979), (27, 7970648), (28, 7685982), (36, 5977986), (42, 5123988), (54, 3985324), (56, 3842991), (63, 3415992), (72, 2988993), (84, 2561994), (108, 1992662), (126, 1707996), (168, 1280997), (189, 1138664), (216, 996331), (252, 853998), (317, 678888), (378, 569332), (449, 479304), (504, 426999), (634, 339444), (756, 284666), (898, 239652), (951, 226296), (1268, 169722), (1347, 159768), (1512, 142333), (1796, 119826), (1902, 113148), (2219, 96984), (2536, 84861), (2694, 79884), (2853, 75432), (3143, 68472), (3592, 59913), (3804, 56574), (4041, 53256), (4438, 48492), (5388, 39942), (5706, 37716), (6286, 34236), (6657, 32328), (7608, 28287), (8082, 26628), (8559, 25144), (8876, 24246), (9429, 22824), (10776, 19971), (11412, 18858), (12123, 17752), (12572, 17118), (13314, 16164)]