255660160

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{383}}^1$

素因数の和:558

約数の個数: 128

約数和(自身を含む): 705024000

約数和(自身を除く): 449363840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 149, 160, 224, 280, 298, 320, 383, 448, 560, 596, 640, 745, 766, 896, 1043, 1120, 1192, 1490, 1532, 1915, 2086, 2240, 2384, 2681, 2980, 3064, 3830, 4172, 4480, 4768, 5215, 5362, 5960, 6128, 7660, 8344, 9536, 10430, 10724, 11920, 12256, 13405, 15320, 16688, 19072, 20860, 21448, 23840, 24512, 26810, 30640, 33376, 41720, 42896, 47680, 49024, 53620, 57067, 61280, 66752, 83440, 85792, 95360, 107240, 114134, 122560, 133504, 166880, 171584, 214480, 228268, 245120, 285335, 333760, 343168, 399469, 428960, 456536, 570670, 667520, 798938, 857920, 913072, 1141340, 1597876, 1715840, 1826144, 1997345, 2282680, 3195752, 3652288, 3994690, 4565360, 6391504, 7304576, 7989380, 9130720, 12783008, 15978760, 18261440, 25566016, 31957520, 36522880, 51132032, 63915040, 127830080, 255660160]

約数ペア:

[(1, 255660160), (2, 127830080), (4, 63915040), (5, 51132032), (7, 36522880), (8, 31957520), (10, 25566016), (14, 18261440), (16, 15978760), (20, 12783008), (28, 9130720), (32, 7989380), (35, 7304576), (40, 6391504), (56, 4565360), (64, 3994690), (70, 3652288), (80, 3195752), (112, 2282680), (128, 1997345), (140, 1826144), (149, 1715840), (160, 1597876), (224, 1141340), (280, 913072), (298, 857920), (320, 798938), (383, 667520), (448, 570670), (560, 456536), (596, 428960), (640, 399469), (745, 343168), (766, 333760), (896, 285335), (1043, 245120), (1120, 228268), (1192, 214480), (1490, 171584), (1532, 166880), (1915, 133504), (2086, 122560), (2240, 114134), (2384, 107240), (2681, 95360), (2980, 85792), (3064, 83440), (3830, 66752), (4172, 61280), (4480, 57067), (4768, 53620), (5215, 49024), (5362, 47680), (5960, 42896), (6128, 41720), (7660, 33376), (8344, 30640), (9536, 26810), (10430, 24512), (10724, 23840), (11920, 21448), (12256, 20860), (13405, 19072), (15320, 16688)]