128831360

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{193}}^1$

素因数の和:368

約数の個数: 128

約数和(自身を含む): 356184000

約数和(自身を除く): 227352640

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, 193, 224, 280, 298, 320, 386, 448, 560, 596, 640, 745, 772, 896, 965, 1043, 1120, 1192, 1351, 1490, 1544, 1930, 2086, 2240, 2384, 2702, 2980, 3088, 3860, 4172, 4480, 4768, 5215, 5404, 5960, 6176, 6755, 7720, 8344, 9536, 10430, 10808, 11920, 12352, 13510, 15440, 16688, 19072, 20860, 21616, 23840, 24704, 27020, 28757, 30880, 33376, 41720, 43232, 47680, 54040, 57514, 61760, 66752, 83440, 86464, 95360, 108080, 115028, 123520, 133504, 143785, 166880, 172928, 201299, 216160, 230056, 287570, 333760, 402598, 432320, 460112, 575140, 667520, 805196, 864640, 920224, 1006495, 1150280, 1610392, 1840448, 2012990, 2300560, 3220784, 3680896, 4025980, 4601120, 6441568, 8051960, 9202240, 12883136, 16103920, 18404480, 25766272, 32207840, 64415680, 128831360]

約数ペア:

[(1, 128831360), (2, 64415680), (4, 32207840), (5, 25766272), (7, 18404480), (8, 16103920), (10, 12883136), (14, 9202240), (16, 8051960), (20, 6441568), (28, 4601120), (32, 4025980), (35, 3680896), (40, 3220784), (56, 2300560), (64, 2012990), (70, 1840448), (80, 1610392), (112, 1150280), (128, 1006495), (140, 920224), (149, 864640), (160, 805196), (193, 667520), (224, 575140), (280, 460112), (298, 432320), (320, 402598), (386, 333760), (448, 287570), (560, 230056), (596, 216160), (640, 201299), (745, 172928), (772, 166880), (896, 143785), (965, 133504), (1043, 123520), (1120, 115028), (1192, 108080), (1351, 95360), (1490, 86464), (1544, 83440), (1930, 66752), (2086, 61760), (2240, 57514), (2384, 54040), (2702, 47680), (2980, 43232), (3088, 41720), (3860, 33376), (4172, 30880), (4480, 28757), (4768, 27020), (5215, 24704), (5404, 23840), (5960, 21616), (6176, 20860), (6755, 19072), (7720, 16688), (8344, 15440), (9536, 13510), (10430, 12352), (10808, 11920)]