280077408

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{313}}^1$

素因数の和:581

約数の個数: 144

約数和(自身を含む): 864077760

約数和(自身を除く): 584000352

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 72, 78, 96, 104, 117, 144, 156, 208, 234, 239, 288, 312, 313, 416, 468, 478, 624, 626, 717, 936, 939, 956, 1248, 1252, 1434, 1872, 1878, 1912, 2151, 2504, 2817, 2868, 3107, 3744, 3756, 3824, 4069, 4302, 5008, 5634, 5736, 6214, 7512, 7648, 8138, 8604, 9321, 10016, 11268, 11472, 12207, 12428, 15024, 16276, 17208, 18642, 22536, 22944, 24414, 24856, 27963, 30048, 32552, 34416, 36621, 37284, 45072, 48828, 49712, 55926, 65104, 68832, 73242, 74568, 74807, 90144, 97656, 99424, 111852, 130208, 146484, 149136, 149614, 195312, 223704, 224421, 292968, 298272, 299228, 390624, 447408, 448842, 585936, 598456, 673263, 894816, 897684, 972491, 1171872, 1196912, 1346526, 1795368, 1944982, 2393824, 2693052, 2917473, 3590736, 3889964, 5386104, 5834946, 7181472, 7779928, 8752419, 10772208, 11669892, 15559856, 17504838, 21544416, 23339784, 31119712, 35009676, 46679568, 70019352, 93359136, 140038704, 280077408]

約数ペア:

[(1, 280077408), (2, 140038704), (3, 93359136), (4, 70019352), (6, 46679568), (8, 35009676), (9, 31119712), (12, 23339784), (13, 21544416), (16, 17504838), (18, 15559856), (24, 11669892), (26, 10772208), (32, 8752419), (36, 7779928), (39, 7181472), (48, 5834946), (52, 5386104), (72, 3889964), (78, 3590736), (96, 2917473), (104, 2693052), (117, 2393824), (144, 1944982), (156, 1795368), (208, 1346526), (234, 1196912), (239, 1171872), (288, 972491), (312, 897684), (313, 894816), (416, 673263), (468, 598456), (478, 585936), (624, 448842), (626, 447408), (717, 390624), (936, 299228), (939, 298272), (956, 292968), (1248, 224421), (1252, 223704), (1434, 195312), (1872, 149614), (1878, 149136), (1912, 146484), (2151, 130208), (2504, 111852), (2817, 99424), (2868, 97656), (3107, 90144), (3744, 74807), (3756, 74568), (3824, 73242), (4069, 68832), (4302, 65104), (5008, 55926), (5634, 49712), (5736, 48828), (6214, 45072), (7512, 37284), (7648, 36621), (8138, 34416), (8604, 32552), (9321, 30048), (10016, 27963), (11268, 24856), (11472, 24414), (12207, 22944), (12428, 22536), (15024, 18642), (16276, 17208)]