164947160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{2347}}^1$

素因数の和:2616

約数の個数: 64

約数和(自身を含む): 426021120

約数和(自身を除く): 261073960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 251, 280, 502, 1004, 1255, 1757, 2008, 2347, 2510, 3514, 4694, 5020, 7028, 8785, 9388, 10040, 11735, 14056, 16429, 17570, 18776, 23470, 32858, 35140, 46940, 65716, 70280, 82145, 93880, 131432, 164290, 328580, 589097, 657160, 1178194, 2356388, 2945485, 4123679, 4712776, 5890970, 8247358, 11781940, 16494716, 20618395, 23563880, 32989432, 41236790, 82473580, 164947160]

約数ペア:

[(1, 164947160), (2, 82473580), (4, 41236790), (5, 32989432), (7, 23563880), (8, 20618395), (10, 16494716), (14, 11781940), (20, 8247358), (28, 5890970), (35, 4712776), (40, 4123679), (56, 2945485), (70, 2356388), (140, 1178194), (251, 657160), (280, 589097), (502, 328580), (1004, 164290), (1255, 131432), (1757, 93880), (2008, 82145), (2347, 70280), (2510, 65716), (3514, 46940), (4694, 35140), (5020, 32858), (7028, 23470), (8785, 18776), (9388, 17570), (10040, 16429), (11735, 14056)]