149402320

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{227}}^1\times {\mathrm{433}}^1$

素因数の和:692

約数の個数: 80

約数和(自身を含む): 368101440

約数和(自身を除く): 218699120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 227, 304, 380, 433, 454, 760, 866, 908, 1135, 1520, 1732, 1816, 2165, 2270, 3464, 3632, 4313, 4330, 4540, 6928, 8227, 8626, 8660, 9080, 16454, 17252, 17320, 18160, 21565, 32908, 34504, 34640, 41135, 43130, 65816, 69008, 82270, 86260, 98291, 131632, 164540, 172520, 196582, 329080, 345040, 393164, 491455, 658160, 786328, 982910, 1572656, 1867529, 1965820, 3735058, 3931640, 7470116, 7863280, 9337645, 14940232, 18675290, 29880464, 37350580, 74701160, 149402320]

約数ペア:

[(1, 149402320), (2, 74701160), (4, 37350580), (5, 29880464), (8, 18675290), (10, 14940232), (16, 9337645), (19, 7863280), (20, 7470116), (38, 3931640), (40, 3735058), (76, 1965820), (80, 1867529), (95, 1572656), (152, 982910), (190, 786328), (227, 658160), (304, 491455), (380, 393164), (433, 345040), (454, 329080), (760, 196582), (866, 172520), (908, 164540), (1135, 131632), (1520, 98291), (1732, 86260), (1816, 82270), (2165, 69008), (2270, 65816), (3464, 43130), (3632, 41135), (4313, 34640), (4330, 34504), (4540, 32908), (6928, 21565), (8227, 18160), (8626, 17320), (8660, 17252), (9080, 16454)]