128545160

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{8219}}^1$

素因数の和:8270

約数の個数: 64

約数和(自身を含む): 319593600

約数和(自身を除く): 191048440

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 23, 34, 40, 46, 68, 85, 92, 115, 136, 170, 184, 230, 340, 391, 460, 680, 782, 920, 1564, 1955, 3128, 3910, 7820, 8219, 15640, 16438, 32876, 41095, 65752, 82190, 139723, 164380, 189037, 279446, 328760, 378074, 558892, 698615, 756148, 945185, 1117784, 1397230, 1512296, 1890370, 2794460, 3213629, 3780740, 5588920, 6427258, 7561480, 12854516, 16068145, 25709032, 32136290, 64272580, 128545160]

約数ペア:

[(1, 128545160), (2, 64272580), (4, 32136290), (5, 25709032), (8, 16068145), (10, 12854516), (17, 7561480), (20, 6427258), (23, 5588920), (34, 3780740), (40, 3213629), (46, 2794460), (68, 1890370), (85, 1512296), (92, 1397230), (115, 1117784), (136, 945185), (170, 756148), (184, 698615), (230, 558892), (340, 378074), (391, 328760), (460, 279446), (680, 189037), (782, 164380), (920, 139723), (1564, 82190), (1955, 65752), (3128, 41095), (3910, 32876), (7820, 16438), (8219, 15640)]