142432640

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{31793}}^1$

素因数の和:31819

約数の個数: 64

約数和(自身を含む): 389158560

約数和(自身を除く): 246725920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 280, 320, 448, 560, 640, 896, 1120, 2240, 4480, 31793, 63586, 127172, 158965, 222551, 254344, 317930, 445102, 508688, 635860, 890204, 1017376, 1112755, 1271720, 1780408, 2034752, 2225510, 2543440, 3560816, 4069504, 4451020, 5086880, 7121632, 8902040, 10173760, 14243264, 17804080, 20347520, 28486528, 35608160, 71216320, 142432640]

約数ペア:

[(1, 142432640), (2, 71216320), (4, 35608160), (5, 28486528), (7, 20347520), (8, 17804080), (10, 14243264), (14, 10173760), (16, 8902040), (20, 7121632), (28, 5086880), (32, 4451020), (35, 4069504), (40, 3560816), (56, 2543440), (64, 2225510), (70, 2034752), (80, 1780408), (112, 1271720), (128, 1112755), (140, 1017376), (160, 890204), (224, 635860), (280, 508688), (320, 445102), (448, 317930), (560, 254344), (640, 222551), (896, 158965), (1120, 127172), (2240, 63586), (4480, 31793)]