168141440

素因数分解:

$2^7\times 5^1\times {\mathrm{53}}^1\times {\mathrm{4957}}^1$

素因数の和:5029

約数の個数: 64

約数和(自身を含む): 409629960

約数和(自身を除く): 241488520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 64, 80, 106, 128, 160, 212, 265, 320, 424, 530, 640, 848, 1060, 1696, 2120, 3392, 4240, 4957, 6784, 8480, 9914, 16960, 19828, 24785, 33920, 39656, 49570, 79312, 99140, 158624, 198280, 262721, 317248, 396560, 525442, 634496, 793120, 1050884, 1313605, 1586240, 2101768, 2627210, 3172480, 4203536, 5254420, 8407072, 10508840, 16814144, 21017680, 33628288, 42035360, 84070720, 168141440]

約数ペア:

[(1, 168141440), (2, 84070720), (4, 42035360), (5, 33628288), (8, 21017680), (10, 16814144), (16, 10508840), (20, 8407072), (32, 5254420), (40, 4203536), (53, 3172480), (64, 2627210), (80, 2101768), (106, 1586240), (128, 1313605), (160, 1050884), (212, 793120), (265, 634496), (320, 525442), (424, 396560), (530, 317248), (640, 262721), (848, 198280), (1060, 158624), (1696, 99140), (2120, 79312), (3392, 49570), (4240, 39656), (4957, 33920), (6784, 24785), (8480, 19828), (9914, 16960)]