28380413040

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{389}}^1\times {\mathrm{43427}}^1$

素因数の和:43839

約数の個数: 160

約数和(自身を含む): 100808547840

約数和(自身を除く): 72428134800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 389, 420, 560, 778, 840, 1167, 1556, 1680, 1945, 2334, 2723, 3112, 3890, 4668, 5446, 5835, 6224, 7780, 8169, 9336, 10892, 11670, 13615, 15560, 16338, 18672, 21784, 23340, 27230, 31120, 32676, 40845, 43427, 43568, 46680, 54460, 65352, 81690, 86854, 93360, 108920, 130281, 130704, 163380, 173708, 217135, 217840, 260562, 303989, 326760, 347416, 434270, 521124, 607978, 651405, 653520, 694832, 868540, 911967, 1042248, 1215956, 1302810, 1519945, 1737080, 1823934, 2084496, 2431912, 2605620, 3039890, 3474160, 3647868, 4559835, 4863824, 5211240, 6079780, 7295736, 9119670, 10422480, 12159560, 14591472, 16893103, 18239340, 24319120, 33786206, 36478680, 50679309, 67572412, 72957360, 84465515, 101358618, 118251721, 135144824, 168931030, 202717236, 236503442, 253396545, 270289648, 337862060, 354755163, 405434472, 473006884, 506793090, 591258605, 675724120, 709510326, 810868944, 946013768, 1013586180, 1182517210, 1351448240, 1419020652, 1773775815, 1892027536, 2027172360, 2365034420, 2838041304, 3547551630, 4054344720, 4730068840, 5676082608, 7095103260, 9460137680, 14190206520, 28380413040]

約数ペア:

[(1, 28380413040), (2, 14190206520), (3, 9460137680), (4, 7095103260), (5, 5676082608), (6, 4730068840), (7, 4054344720), (8, 3547551630), (10, 2838041304), (12, 2365034420), (14, 2027172360), (15, 1892027536), (16, 1773775815), (20, 1419020652), (21, 1351448240), (24, 1182517210), (28, 1013586180), (30, 946013768), (35, 810868944), (40, 709510326), (42, 675724120), (48, 591258605), (56, 506793090), (60, 473006884), (70, 405434472), (80, 354755163), (84, 337862060), (105, 270289648), (112, 253396545), (120, 236503442), (140, 202717236), (168, 168931030), (210, 135144824), (240, 118251721), (280, 101358618), (336, 84465515), (389, 72957360), (420, 67572412), (560, 50679309), (778, 36478680), (840, 33786206), (1167, 24319120), (1556, 18239340), (1680, 16893103), (1945, 14591472), (2334, 12159560), (2723, 10422480), (3112, 9119670), (3890, 7295736), (4668, 6079780), (5446, 5211240), (5835, 4863824), (6224, 4559835), (7780, 3647868), (8169, 3474160), (9336, 3039890), (10892, 2605620), (11670, 2431912), (13615, 2084496), (15560, 1823934), (16338, 1737080), (18672, 1519945), (21784, 1302810), (23340, 1215956), (27230, 1042248), (31120, 911967), (32676, 868540), (40845, 694832), (43427, 653520), (43568, 651405), (46680, 607978), (54460, 521124), (65352, 434270), (81690, 347416), (86854, 326760), (93360, 303989), (108920, 260562), (130281, 217840), (130704, 217135), (163380, 173708)]