438357816

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^2$

素因数の和:358

約数の個数: 144

約数和(自身を含む): 1354462200

約数和(自身を除く): 916104384

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 19, 24, 26, 36, 38, 39, 52, 57, 72, 76, 78, 104, 114, 117, 152, 156, 157, 171, 228, 234, 247, 312, 314, 342, 456, 468, 471, 494, 628, 684, 741, 936, 942, 988, 1256, 1368, 1413, 1482, 1884, 1976, 2041, 2223, 2826, 2964, 2983, 3768, 4082, 4446, 5652, 5928, 5966, 6123, 8164, 8892, 8949, 11304, 11932, 12246, 16328, 17784, 17898, 18369, 23864, 24492, 24649, 26847, 35796, 36738, 38779, 48984, 49298, 53694, 71592, 73476, 73947, 77558, 98596, 107388, 116337, 146952, 147894, 155116, 197192, 214776, 221841, 232674, 295788, 310232, 320437, 349011, 443682, 465348, 468331, 591576, 640874, 698022, 887364, 930696, 936662, 961311, 1281748, 1396044, 1404993, 1774728, 1873324, 1922622, 2563496, 2792088, 2809986, 2883933, 3746648, 3845244, 4214979, 5619972, 5767866, 6088303, 7690488, 8429958, 11239944, 11535732, 12176606, 16859916, 18264909, 23071464, 24353212, 33719832, 36529818, 48706424, 54794727, 73059636, 109589454, 146119272, 219178908, 438357816]

約数ペア:

[(1, 438357816), (2, 219178908), (3, 146119272), (4, 109589454), (6, 73059636), (8, 54794727), (9, 48706424), (12, 36529818), (13, 33719832), (18, 24353212), (19, 23071464), (24, 18264909), (26, 16859916), (36, 12176606), (38, 11535732), (39, 11239944), (52, 8429958), (57, 7690488), (72, 6088303), (76, 5767866), (78, 5619972), (104, 4214979), (114, 3845244), (117, 3746648), (152, 2883933), (156, 2809986), (157, 2792088), (171, 2563496), (228, 1922622), (234, 1873324), (247, 1774728), (312, 1404993), (314, 1396044), (342, 1281748), (456, 961311), (468, 936662), (471, 930696), (494, 887364), (628, 698022), (684, 640874), (741, 591576), (936, 468331), (942, 465348), (988, 443682), (1256, 349011), (1368, 320437), (1413, 310232), (1482, 295788), (1884, 232674), (1976, 221841), (2041, 214776), (2223, 197192), (2826, 155116), (2964, 147894), (2983, 146952), (3768, 116337), (4082, 107388), (4446, 98596), (5652, 77558), (5928, 73947), (5966, 73476), (6123, 71592), (8164, 53694), (8892, 49298), (8949, 48984), (11304, 38779), (11932, 36738), (12246, 35796), (16328, 26847), (17784, 24649), (17898, 24492), (18369, 23864)]