399040432

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{263}}^1$

素因数の和:351

約数の個数: 160

約数和(自身を含む): 1005649920

約数和(自身を除く): 606609488

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 23, 28, 31, 38, 46, 56, 62, 76, 92, 112, 124, 133, 152, 161, 184, 217, 248, 263, 266, 304, 322, 368, 434, 437, 496, 526, 532, 589, 644, 713, 868, 874, 1052, 1064, 1178, 1288, 1426, 1736, 1748, 1841, 2104, 2128, 2356, 2576, 2852, 3059, 3472, 3496, 3682, 4123, 4208, 4712, 4991, 4997, 5704, 6049, 6118, 6992, 7364, 8153, 8246, 9424, 9982, 9994, 11408, 12098, 12236, 13547, 14728, 16306, 16492, 19964, 19988, 24196, 24472, 27094, 29456, 32612, 32984, 34979, 39928, 39976, 42343, 48392, 48944, 54188, 57071, 65224, 65968, 69958, 79856, 79952, 84686, 94829, 96784, 108376, 114142, 114931, 130448, 139916, 154907, 169372, 187519, 189658, 216752, 228284, 229862, 279832, 309814, 338744, 375038, 379316, 456568, 459724, 559664, 619628, 677488, 750076, 758632, 804517, 913136, 919448, 1084349, 1239256, 1312633, 1500152, 1517264, 1609034, 1838896, 2168698, 2478512, 2625266, 3000304, 3218068, 3562861, 4337396, 5250532, 6436136, 7125722, 8674792, 10501064, 12872272, 14251444, 17349584, 21002128, 24940027, 28502888, 49880054, 57005776, 99760108, 199520216, 399040432]

約数ペア:

[(1, 399040432), (2, 199520216), (4, 99760108), (7, 57005776), (8, 49880054), (14, 28502888), (16, 24940027), (19, 21002128), (23, 17349584), (28, 14251444), (31, 12872272), (38, 10501064), (46, 8674792), (56, 7125722), (62, 6436136), (76, 5250532), (92, 4337396), (112, 3562861), (124, 3218068), (133, 3000304), (152, 2625266), (161, 2478512), (184, 2168698), (217, 1838896), (248, 1609034), (263, 1517264), (266, 1500152), (304, 1312633), (322, 1239256), (368, 1084349), (434, 919448), (437, 913136), (496, 804517), (526, 758632), (532, 750076), (589, 677488), (644, 619628), (713, 559664), (868, 459724), (874, 456568), (1052, 379316), (1064, 375038), (1178, 338744), (1288, 309814), (1426, 279832), (1736, 229862), (1748, 228284), (1841, 216752), (2104, 189658), (2128, 187519), (2356, 169372), (2576, 154907), (2852, 139916), (3059, 130448), (3472, 114931), (3496, 114142), (3682, 108376), (4123, 96784), (4208, 94829), (4712, 84686), (4991, 79952), (4997, 79856), (5704, 69958), (6049, 65968), (6118, 65224), (6992, 57071), (7364, 54188), (8153, 48944), (8246, 48392), (9424, 42343), (9982, 39976), (9994, 39928), (11408, 34979), (12098, 32984), (12236, 32612), (13547, 29456), (14728, 27094), (16306, 24472), (16492, 24196), (19964, 19988)]