155001560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{241}}^1\times {\mathrm{2297}}^1$

素因数の和:2556

約数の個数: 64

約数和(自身を含む): 400403520

約数和(自身を除く): 245401960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 241, 280, 482, 964, 1205, 1687, 1928, 2297, 2410, 3374, 4594, 4820, 6748, 8435, 9188, 9640, 11485, 13496, 16079, 16870, 18376, 22970, 32158, 33740, 45940, 64316, 67480, 80395, 91880, 128632, 160790, 321580, 553577, 643160, 1107154, 2214308, 2767885, 3875039, 4428616, 5535770, 7750078, 11071540, 15500156, 19375195, 22143080, 31000312, 38750390, 77500780, 155001560]

約数ペア:

[(1, 155001560), (2, 77500780), (4, 38750390), (5, 31000312), (7, 22143080), (8, 19375195), (10, 15500156), (14, 11071540), (20, 7750078), (28, 5535770), (35, 4428616), (40, 3875039), (56, 2767885), (70, 2214308), (140, 1107154), (241, 643160), (280, 553577), (482, 321580), (964, 160790), (1205, 128632), (1687, 91880), (1928, 80395), (2297, 67480), (2410, 64316), (3374, 45940), (4594, 33740), (4820, 32158), (6748, 22970), (8435, 18376), (9188, 16870), (9640, 16079), (11485, 13496)]