280087192

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{373}}^1$

素因数の和:473

約数の個数: 128

約数和(自身を含む): 697973760

約数和(自身を除く): 417886568

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 23, 28, 44, 46, 53, 56, 77, 88, 92, 106, 154, 161, 184, 212, 253, 308, 322, 371, 373, 424, 506, 583, 616, 644, 742, 746, 1012, 1166, 1219, 1288, 1484, 1492, 1771, 2024, 2332, 2438, 2611, 2968, 2984, 3542, 4081, 4103, 4664, 4876, 5222, 7084, 8162, 8206, 8533, 8579, 9752, 10444, 13409, 14168, 16324, 16412, 17066, 17158, 19769, 20888, 26818, 28721, 32648, 32824, 34132, 34316, 39538, 53636, 57442, 60053, 68264, 68632, 79076, 93863, 94369, 107272, 114884, 120106, 138383, 158152, 187726, 188738, 217459, 229768, 240212, 276766, 375452, 377476, 434918, 454687, 480424, 553532, 660583, 750904, 754952, 869836, 909374, 1107064, 1321166, 1522213, 1739672, 1818748, 2642332, 3044426, 3182809, 3637496, 5001557, 5284664, 6088852, 6365618, 10003114, 12177704, 12731236, 20006228, 25462472, 35010899, 40012456, 70021798, 140043596, 280087192]

約数ペア:

[(1, 280087192), (2, 140043596), (4, 70021798), (7, 40012456), (8, 35010899), (11, 25462472), (14, 20006228), (22, 12731236), (23, 12177704), (28, 10003114), (44, 6365618), (46, 6088852), (53, 5284664), (56, 5001557), (77, 3637496), (88, 3182809), (92, 3044426), (106, 2642332), (154, 1818748), (161, 1739672), (184, 1522213), (212, 1321166), (253, 1107064), (308, 909374), (322, 869836), (371, 754952), (373, 750904), (424, 660583), (506, 553532), (583, 480424), (616, 454687), (644, 434918), (742, 377476), (746, 375452), (1012, 276766), (1166, 240212), (1219, 229768), (1288, 217459), (1484, 188738), (1492, 187726), (1771, 158152), (2024, 138383), (2332, 120106), (2438, 114884), (2611, 107272), (2968, 94369), (2984, 93863), (3542, 79076), (4081, 68632), (4103, 68264), (4664, 60053), (4876, 57442), (5222, 53636), (7084, 39538), (8162, 34316), (8206, 34132), (8533, 32824), (8579, 32648), (9752, 28721), (10444, 26818), (13409, 20888), (14168, 19769), (16324, 17158), (16412, 17066)]