720289712

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{613}}^1$

素因数の和:778

約数の個数: 80

約数和(自身を含む): 1520283648

約数和(自身を除く): 799993936

約数列:

[1, 2, 4, 8, 16, 23, 31, 46, 62, 92, 103, 124, 184, 206, 248, 368, 412, 496, 613, 713, 824, 1226, 1426, 1648, 2369, 2452, 2852, 3193, 4738, 4904, 5704, 6386, 9476, 9808, 11408, 12772, 14099, 18952, 19003, 25544, 28198, 37904, 38006, 51088, 56396, 63139, 73439, 76012, 112792, 126278, 146878, 152024, 225584, 252556, 293756, 304048, 437069, 505112, 587512, 874138, 1010224, 1175024, 1452197, 1748276, 1957309, 2904394, 3496552, 3914618, 5808788, 6993104, 7829236, 11617576, 15658472, 23235152, 31316944, 45018107, 90036214, 180072428, 360144856, 720289712]

約数ペア:

[(1, 720289712), (2, 360144856), (4, 180072428), (8, 90036214), (16, 45018107), (23, 31316944), (31, 23235152), (46, 15658472), (62, 11617576), (92, 7829236), (103, 6993104), (124, 5808788), (184, 3914618), (206, 3496552), (248, 2904394), (368, 1957309), (412, 1748276), (496, 1452197), (613, 1175024), (713, 1010224), (824, 874138), (1226, 587512), (1426, 505112), (1648, 437069), (2369, 304048), (2452, 293756), (2852, 252556), (3193, 225584), (4738, 152024), (4904, 146878), (5704, 126278), (6386, 112792), (9476, 76012), (9808, 73439), (11408, 63139), (12772, 56396), (14099, 51088), (18952, 38006), (19003, 37904), (25544, 28198)]