215305664

素因数分解:

$2^6\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{419}}^1$

素因数の和:506

約数の個数: 112

約数和(自身を含む): 518891520

約数和(自身を除く): 303585856

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 37, 56, 62, 64, 74, 112, 124, 148, 217, 224, 248, 259, 296, 419, 434, 448, 496, 518, 592, 838, 868, 992, 1036, 1147, 1184, 1676, 1736, 1984, 2072, 2294, 2368, 2933, 3352, 3472, 4144, 4588, 5866, 6704, 6944, 8029, 8288, 9176, 11732, 12989, 13408, 13888, 15503, 16058, 16576, 18352, 23464, 25978, 26816, 31006, 32116, 36704, 46928, 51956, 62012, 64232, 73408, 90923, 93856, 103912, 108521, 124024, 128464, 181846, 187712, 207824, 217042, 248048, 256928, 363692, 415648, 434084, 480593, 496096, 513856, 727384, 831296, 868168, 961186, 992192, 1454768, 1736336, 1922372, 2909536, 3364151, 3472672, 3844744, 5819072, 6728302, 6945344, 7689488, 13456604, 15378976, 26913208, 30757952, 53826416, 107652832, 215305664]

約数ペア:

[(1, 215305664), (2, 107652832), (4, 53826416), (7, 30757952), (8, 26913208), (14, 15378976), (16, 13456604), (28, 7689488), (31, 6945344), (32, 6728302), (37, 5819072), (56, 3844744), (62, 3472672), (64, 3364151), (74, 2909536), (112, 1922372), (124, 1736336), (148, 1454768), (217, 992192), (224, 961186), (248, 868168), (259, 831296), (296, 727384), (419, 513856), (434, 496096), (448, 480593), (496, 434084), (518, 415648), (592, 363692), (838, 256928), (868, 248048), (992, 217042), (1036, 207824), (1147, 187712), (1184, 181846), (1676, 128464), (1736, 124024), (1984, 108521), (2072, 103912), (2294, 93856), (2368, 90923), (2933, 73408), (3352, 64232), (3472, 62012), (4144, 51956), (4588, 46928), (5866, 36704), (6704, 32116), (6944, 31006), (8029, 26816), (8288, 25978), (9176, 23464), (11732, 18352), (12989, 16576), (13408, 16058), (13888, 15503)]