42787920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{25469}}^1$

素因数の和:25492

約数の個数: 80

約数和(自身を含む): 151597440

約数和(自身を除く): 108809520

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, 420, 560, 840, 1680, 25469, 50938, 76407, 101876, 127345, 152814, 178283, 203752, 254690, 305628, 356566, 382035, 407504, 509380, 534849, 611256, 713132, 764070, 891415, 1018760, 1069698, 1222512, 1426264, 1528140, 1782830, 2037520, 2139396, 2674245, 2852528, 3056280, 3565660, 4278792, 5348490, 6112560, 7131320, 8557584, 10696980, 14262640, 21393960, 42787920]

約数ペア:

[(1, 42787920), (2, 21393960), (3, 14262640), (4, 10696980), (5, 8557584), (6, 7131320), (7, 6112560), (8, 5348490), (10, 4278792), (12, 3565660), (14, 3056280), (15, 2852528), (16, 2674245), (20, 2139396), (21, 2037520), (24, 1782830), (28, 1528140), (30, 1426264), (35, 1222512), (40, 1069698), (42, 1018760), (48, 891415), (56, 764070), (60, 713132), (70, 611256), (80, 534849), (84, 509380), (105, 407504), (112, 382035), (120, 356566), (140, 305628), (168, 254690), (210, 203752), (240, 178283), (280, 152814), (336, 127345), (420, 101876), (560, 76407), (840, 50938), (1680, 25469)]