399159072

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^2\times {\mathrm{59}}^1\times {\mathrm{139}}^1$

素因数の和:240

約数の個数: 216

約数和(自身を含む): 1258966800

約数和(自身を除く): 859807728

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 59, 72, 78, 96, 104, 117, 118, 139, 144, 156, 169, 177, 208, 234, 236, 278, 288, 312, 338, 354, 416, 417, 468, 472, 507, 531, 556, 624, 676, 708, 767, 834, 936, 944, 1014, 1062, 1112, 1248, 1251, 1352, 1416, 1521, 1534, 1668, 1807, 1872, 1888, 2028, 2124, 2224, 2301, 2502, 2704, 2832, 3042, 3068, 3336, 3614, 3744, 4056, 4248, 4448, 4602, 5004, 5408, 5421, 5664, 6084, 6136, 6672, 6903, 7228, 8112, 8201, 8496, 9204, 9971, 10008, 10842, 12168, 12272, 13344, 13806, 14456, 16224, 16263, 16402, 16992, 18408, 19942, 20016, 21684, 23491, 24336, 24544, 24603, 27612, 28912, 29913, 32526, 32804, 36816, 39884, 40032, 43368, 46982, 48672, 49206, 55224, 57824, 59826, 65052, 65608, 70473, 73632, 73809, 79768, 86736, 89739, 93964, 98412, 106613, 110448, 119652, 130104, 131216, 140946, 147618, 159536, 173472, 179478, 187928, 196824, 211419, 213226, 220896, 239304, 260208, 262432, 281892, 295236, 319072, 319839, 358956, 375856, 393648, 422838, 426452, 478608, 520416, 563784, 590472, 639678, 717912, 751712, 787296, 845676, 852904, 957216, 959517, 1127568, 1180944, 1279356, 1385969, 1435824, 1691352, 1705808, 1919034, 2255136, 2361888, 2558712, 2771938, 2871648, 3382704, 3411616, 3838068, 4157907, 5117424, 5543876, 6765408, 7676136, 8315814, 10234848, 11087752, 12473721, 15352272, 16631628, 22175504, 24947442, 30704544, 33263256, 44351008, 49894884, 66526512, 99789768, 133053024, 199579536, 399159072]

約数ペア:

[(1, 399159072), (2, 199579536), (3, 133053024), (4, 99789768), (6, 66526512), (8, 49894884), (9, 44351008), (12, 33263256), (13, 30704544), (16, 24947442), (18, 22175504), (24, 16631628), (26, 15352272), (32, 12473721), (36, 11087752), (39, 10234848), (48, 8315814), (52, 7676136), (59, 6765408), (72, 5543876), (78, 5117424), (96, 4157907), (104, 3838068), (117, 3411616), (118, 3382704), (139, 2871648), (144, 2771938), (156, 2558712), (169, 2361888), (177, 2255136), (208, 1919034), (234, 1705808), (236, 1691352), (278, 1435824), (288, 1385969), (312, 1279356), (338, 1180944), (354, 1127568), (416, 959517), (417, 957216), (468, 852904), (472, 845676), (507, 787296), (531, 751712), (556, 717912), (624, 639678), (676, 590472), (708, 563784), (767, 520416), (834, 478608), (936, 426452), (944, 422838), (1014, 393648), (1062, 375856), (1112, 358956), (1248, 319839), (1251, 319072), (1352, 295236), (1416, 281892), (1521, 262432), (1534, 260208), (1668, 239304), (1807, 220896), (1872, 213226), (1888, 211419), (2028, 196824), (2124, 187928), (2224, 179478), (2301, 173472), (2502, 159536), (2704, 147618), (2832, 140946), (3042, 131216), (3068, 130104), (3336, 119652), (3614, 110448), (3744, 106613), (4056, 98412), (4248, 93964), (4448, 89739), (4602, 86736), (5004, 79768), (5408, 73809), (5421, 73632), (5664, 70473), (6084, 65608), (6136, 65052), (6672, 59826), (6903, 57824), (7228, 55224), (8112, 49206), (8201, 48672), (8496, 46982), (9204, 43368), (9971, 40032), (10008, 39884), (10842, 36816), (12168, 32804), (12272, 32526), (13344, 29913), (13806, 28912), (14456, 27612), (16224, 24603), (16263, 24544), (16402, 24336), (16992, 23491), (18408, 21684), (19942, 20016)]