28143056368

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{467}}^1\times {\mathrm{1021}}^1$

素因数の和:1551

約数の個数: 160

約数和(自身を含む): 68323627008

約数和(自身を除く): 40180570640

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 31, 34, 56, 62, 68, 112, 119, 124, 136, 217, 238, 248, 272, 434, 467, 476, 496, 527, 868, 934, 952, 1021, 1054, 1736, 1868, 1904, 2042, 2108, 3269, 3472, 3689, 3736, 4084, 4216, 6538, 7147, 7378, 7472, 7939, 8168, 8432, 13076, 14294, 14477, 14756, 15878, 16336, 17357, 26152, 28588, 28954, 29512, 31651, 31756, 34714, 52304, 55573, 57176, 57908, 59024, 63302, 63512, 69428, 101339, 111146, 114352, 115816, 121499, 126604, 127024, 138856, 202678, 221557, 222292, 231632, 242998, 246109, 253208, 277712, 405356, 443114, 444584, 476807, 485996, 492218, 506416, 538067, 810712, 886228, 889168, 953614, 971992, 984436, 1076134, 1621424, 1722763, 1772456, 1907228, 1943984, 1968872, 2152268, 3337649, 3445526, 3544912, 3766469, 3814456, 3937744, 4304536, 6675298, 6891052, 7532938, 7628912, 8105719, 8609072, 13350596, 13782104, 14781017, 15065876, 16211438, 26701192, 27564208, 29562034, 30131752, 32422876, 53402384, 56740033, 59124068, 60263504, 64845752, 103467119, 113480066, 118248136, 129691504, 206934238, 226960132, 236496272, 251277289, 413868476, 453920264, 502554578, 827736952, 907840528, 1005109156, 1655473904, 1758941023, 2010218312, 3517882046, 4020436624, 7035764092, 14071528184, 28143056368]

約数ペア:

[(1, 28143056368), (2, 14071528184), (4, 7035764092), (7, 4020436624), (8, 3517882046), (14, 2010218312), (16, 1758941023), (17, 1655473904), (28, 1005109156), (31, 907840528), (34, 827736952), (56, 502554578), (62, 453920264), (68, 413868476), (112, 251277289), (119, 236496272), (124, 226960132), (136, 206934238), (217, 129691504), (238, 118248136), (248, 113480066), (272, 103467119), (434, 64845752), (467, 60263504), (476, 59124068), (496, 56740033), (527, 53402384), (868, 32422876), (934, 30131752), (952, 29562034), (1021, 27564208), (1054, 26701192), (1736, 16211438), (1868, 15065876), (1904, 14781017), (2042, 13782104), (2108, 13350596), (3269, 8609072), (3472, 8105719), (3689, 7628912), (3736, 7532938), (4084, 6891052), (4216, 6675298), (6538, 4304536), (7147, 3937744), (7378, 3814456), (7472, 3766469), (7939, 3544912), (8168, 3445526), (8432, 3337649), (13076, 2152268), (14294, 1968872), (14477, 1943984), (14756, 1907228), (15878, 1772456), (16336, 1722763), (17357, 1621424), (26152, 1076134), (28588, 984436), (28954, 971992), (29512, 953614), (31651, 889168), (31756, 886228), (34714, 810712), (52304, 538067), (55573, 506416), (57176, 492218), (57908, 485996), (59024, 476807), (63302, 444584), (63512, 443114), (69428, 405356), (101339, 277712), (111146, 253208), (114352, 246109), (115816, 242998), (121499, 231632), (126604, 222292), (127024, 221557), (138856, 202678)]