268513700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1553}}^1$

素因数の和:1606

約数の個数: 144

約数和(自身を含む): 755368320

約数和(自身を除く): 486854620

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 19, 20, 25, 26, 28, 35, 38, 50, 52, 65, 70, 76, 91, 95, 100, 130, 133, 140, 175, 182, 190, 247, 260, 266, 325, 350, 364, 380, 455, 475, 494, 532, 650, 665, 700, 910, 950, 988, 1235, 1300, 1330, 1553, 1729, 1820, 1900, 2275, 2470, 2660, 3106, 3325, 3458, 4550, 4940, 6175, 6212, 6650, 6916, 7765, 8645, 9100, 10871, 12350, 13300, 15530, 17290, 20189, 21742, 24700, 29507, 31060, 34580, 38825, 40378, 43225, 43484, 54355, 59014, 77650, 80756, 86450, 100945, 108710, 118028, 141323, 147535, 155300, 172900, 201890, 206549, 217420, 271775, 282646, 295070, 383591, 403780, 413098, 504725, 543550, 565292, 590140, 706615, 737675, 767182, 826196, 1009450, 1032745, 1087100, 1413230, 1475350, 1534364, 1917955, 2018900, 2065490, 2685137, 2826460, 2950700, 3533075, 3835910, 4130980, 5163725, 5370274, 7066150, 7671820, 9589775, 10327450, 10740548, 13425685, 14132300, 19179550, 20654900, 26851370, 38359100, 53702740, 67128425, 134256850, 268513700]

約数ペア:

[(1, 268513700), (2, 134256850), (4, 67128425), (5, 53702740), (7, 38359100), (10, 26851370), (13, 20654900), (14, 19179550), (19, 14132300), (20, 13425685), (25, 10740548), (26, 10327450), (28, 9589775), (35, 7671820), (38, 7066150), (50, 5370274), (52, 5163725), (65, 4130980), (70, 3835910), (76, 3533075), (91, 2950700), (95, 2826460), (100, 2685137), (130, 2065490), (133, 2018900), (140, 1917955), (175, 1534364), (182, 1475350), (190, 1413230), (247, 1087100), (260, 1032745), (266, 1009450), (325, 826196), (350, 767182), (364, 737675), (380, 706615), (455, 590140), (475, 565292), (494, 543550), (532, 504725), (650, 413098), (665, 403780), (700, 383591), (910, 295070), (950, 282646), (988, 271775), (1235, 217420), (1300, 206549), (1330, 201890), (1553, 172900), (1729, 155300), (1820, 147535), (1900, 141323), (2275, 118028), (2470, 108710), (2660, 100945), (3106, 86450), (3325, 80756), (3458, 77650), (4550, 59014), (4940, 54355), (6175, 43484), (6212, 43225), (6650, 40378), (6916, 38825), (7765, 34580), (8645, 31060), (9100, 29507), (10871, 24700), (12350, 21742), (13300, 20189), (15530, 17290)]