231551320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{5783}}^1$

素因数の和:5825

約数の個数: 128

約数和(自身を含む): 699632640

約数和(自身を除く): 468081320

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 20, 22, 26, 28, 35, 40, 44, 52, 55, 56, 65, 70, 77, 88, 91, 104, 110, 130, 140, 143, 154, 182, 220, 260, 280, 286, 308, 364, 385, 440, 455, 520, 572, 616, 715, 728, 770, 910, 1001, 1144, 1430, 1540, 1820, 2002, 2860, 3080, 3640, 4004, 5005, 5720, 5783, 8008, 10010, 11566, 20020, 23132, 28915, 40040, 40481, 46264, 57830, 63613, 75179, 80962, 115660, 127226, 150358, 161924, 202405, 231320, 254452, 300716, 318065, 323848, 375895, 404810, 445291, 508904, 526253, 601432, 636130, 751790, 809620, 826969, 890582, 1052506, 1272260, 1503580, 1619240, 1653938, 1781164, 2105012, 2226455, 2544520, 2631265, 3007160, 3307876, 3562328, 4134845, 4210024, 4452910, 5262530, 5788783, 6615752, 8269690, 8905820, 10525060, 11577566, 16539380, 17811640, 21050120, 23155132, 28943915, 33078760, 46310264, 57887830, 115775660, 231551320]

約数ペア:

[(1, 231551320), (2, 115775660), (4, 57887830), (5, 46310264), (7, 33078760), (8, 28943915), (10, 23155132), (11, 21050120), (13, 17811640), (14, 16539380), (20, 11577566), (22, 10525060), (26, 8905820), (28, 8269690), (35, 6615752), (40, 5788783), (44, 5262530), (52, 4452910), (55, 4210024), (56, 4134845), (65, 3562328), (70, 3307876), (77, 3007160), (88, 2631265), (91, 2544520), (104, 2226455), (110, 2105012), (130, 1781164), (140, 1653938), (143, 1619240), (154, 1503580), (182, 1272260), (220, 1052506), (260, 890582), (280, 826969), (286, 809620), (308, 751790), (364, 636130), (385, 601432), (440, 526253), (455, 508904), (520, 445291), (572, 404810), (616, 375895), (715, 323848), (728, 318065), (770, 300716), (910, 254452), (1001, 231320), (1144, 202405), (1430, 161924), (1540, 150358), (1820, 127226), (2002, 115660), (2860, 80962), (3080, 75179), (3640, 63613), (4004, 57830), (5005, 46264), (5720, 40481), (5783, 40040), (8008, 28915), (10010, 23132), (11566, 20020)]