155543680

素因数分解:

$2^7\times 5^1\times {\mathrm{47}}^1\times {\mathrm{5171}}^1$

素因数の和:5237

約数の個数: 64

約数和(自身を含む): 379831680

約数和(自身を除く): 224288000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 64, 80, 94, 128, 160, 188, 235, 320, 376, 470, 640, 752, 940, 1504, 1880, 3008, 3760, 5171, 6016, 7520, 10342, 15040, 20684, 25855, 30080, 41368, 51710, 82736, 103420, 165472, 206840, 243037, 330944, 413680, 486074, 661888, 827360, 972148, 1215185, 1654720, 1944296, 2430370, 3309440, 3888592, 4860740, 7777184, 9721480, 15554368, 19442960, 31108736, 38885920, 77771840, 155543680]

約数ペア:

[(1, 155543680), (2, 77771840), (4, 38885920), (5, 31108736), (8, 19442960), (10, 15554368), (16, 9721480), (20, 7777184), (32, 4860740), (40, 3888592), (47, 3309440), (64, 2430370), (80, 1944296), (94, 1654720), (128, 1215185), (160, 972148), (188, 827360), (235, 661888), (320, 486074), (376, 413680), (470, 330944), (640, 243037), (752, 206840), (940, 165472), (1504, 103420), (1880, 82736), (3008, 51710), (3760, 41368), (5171, 30080), (6016, 25855), (7520, 20684), (10342, 15040)]