142163560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{457}}^1$

素因数の和:587

約数の個数: 128

約数和(自身を含む): 403626240

約数和(自身を除く): 261462680

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 101, 110, 140, 154, 202, 220, 280, 308, 385, 404, 440, 457, 505, 616, 707, 770, 808, 914, 1010, 1111, 1414, 1540, 1828, 2020, 2222, 2285, 2828, 3080, 3199, 3535, 3656, 4040, 4444, 4570, 5027, 5555, 5656, 6398, 7070, 7777, 8888, 9140, 10054, 11110, 12796, 14140, 15554, 15995, 18280, 20108, 22220, 25135, 25592, 28280, 31108, 31990, 35189, 38885, 40216, 44440, 46157, 50270, 62216, 63980, 70378, 77770, 92314, 100540, 127960, 140756, 155540, 175945, 184628, 201080, 230785, 281512, 311080, 323099, 351890, 369256, 461570, 507727, 646198, 703780, 923140, 1015454, 1292396, 1407560, 1615495, 1846280, 2030908, 2538635, 2584792, 3230990, 3554089, 4061816, 5077270, 6461980, 7108178, 10154540, 12923960, 14216356, 17770445, 20309080, 28432712, 35540890, 71081780, 142163560]

約数ペア:

[(1, 142163560), (2, 71081780), (4, 35540890), (5, 28432712), (7, 20309080), (8, 17770445), (10, 14216356), (11, 12923960), (14, 10154540), (20, 7108178), (22, 6461980), (28, 5077270), (35, 4061816), (40, 3554089), (44, 3230990), (55, 2584792), (56, 2538635), (70, 2030908), (77, 1846280), (88, 1615495), (101, 1407560), (110, 1292396), (140, 1015454), (154, 923140), (202, 703780), (220, 646198), (280, 507727), (308, 461570), (385, 369256), (404, 351890), (440, 323099), (457, 311080), (505, 281512), (616, 230785), (707, 201080), (770, 184628), (808, 175945), (914, 155540), (1010, 140756), (1111, 127960), (1414, 100540), (1540, 92314), (1828, 77770), (2020, 70378), (2222, 63980), (2285, 62216), (2828, 50270), (3080, 46157), (3199, 44440), (3535, 40216), (3656, 38885), (4040, 35189), (4444, 31990), (4570, 31108), (5027, 28280), (5555, 25592), (5656, 25135), (6398, 22220), (7070, 20108), (7777, 18280), (8888, 15995), (9140, 15554), (10054, 14140), (11110, 12796)]