819701008

素因数分解:

$2^4\times 7^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{1163}}^1$

素因数の和:1245

約数の個数: 120

約数和(自身を含む): 1974516480

約数和(自身を除く): 1154815472

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 31, 49, 56, 58, 62, 98, 112, 116, 124, 196, 203, 217, 232, 248, 392, 406, 434, 464, 496, 784, 812, 868, 899, 1163, 1421, 1519, 1624, 1736, 1798, 2326, 2842, 3038, 3248, 3472, 3596, 4652, 5684, 6076, 6293, 7192, 8141, 9304, 11368, 12152, 12586, 14384, 16282, 18608, 22736, 24304, 25172, 32564, 33727, 36053, 44051, 50344, 56987, 65128, 67454, 72106, 88102, 100688, 113974, 130256, 134908, 144212, 176204, 227948, 236089, 252371, 269816, 288424, 352408, 455896, 472178, 504742, 539632, 576848, 704816, 911792, 944356, 1009484, 1045537, 1652623, 1766597, 1888712, 2018968, 2091074, 3305246, 3533194, 3777424, 4037936, 4182148, 6610492, 7066388, 7318759, 8364296, 13220984, 14132776, 14637518, 16728592, 26441968, 28265552, 29275036, 51231313, 58550072, 102462626, 117100144, 204925252, 409850504, 819701008]

約数ペア:

[(1, 819701008), (2, 409850504), (4, 204925252), (7, 117100144), (8, 102462626), (14, 58550072), (16, 51231313), (28, 29275036), (29, 28265552), (31, 26441968), (49, 16728592), (56, 14637518), (58, 14132776), (62, 13220984), (98, 8364296), (112, 7318759), (116, 7066388), (124, 6610492), (196, 4182148), (203, 4037936), (217, 3777424), (232, 3533194), (248, 3305246), (392, 2091074), (406, 2018968), (434, 1888712), (464, 1766597), (496, 1652623), (784, 1045537), (812, 1009484), (868, 944356), (899, 911792), (1163, 704816), (1421, 576848), (1519, 539632), (1624, 504742), (1736, 472178), (1798, 455896), (2326, 352408), (2842, 288424), (3038, 269816), (3248, 252371), (3472, 236089), (3596, 227948), (4652, 176204), (5684, 144212), (6076, 134908), (6293, 130256), (7192, 113974), (8141, 100688), (9304, 88102), (11368, 72106), (12152, 67454), (12586, 65128), (14384, 56987), (16282, 50344), (18608, 44051), (22736, 36053), (24304, 33727), (25172, 32564)]