328877080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61819}}^1$

素因数の和:61856

約数の個数: 64

約数和(自身を含む): 890208000

約数和(自身を除く): 561330920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 380, 532, 665, 760, 1064, 1330, 2660, 5320, 61819, 123638, 247276, 309095, 432733, 494552, 618190, 865466, 1174561, 1236380, 1730932, 2163665, 2349122, 2472760, 3461864, 4327330, 4698244, 5872805, 8221927, 8654660, 9396488, 11745610, 16443854, 17309320, 23491220, 32887708, 41109635, 46982440, 65775416, 82219270, 164438540, 328877080]

約数ペア:

[(1, 328877080), (2, 164438540), (4, 82219270), (5, 65775416), (7, 46982440), (8, 41109635), (10, 32887708), (14, 23491220), (19, 17309320), (20, 16443854), (28, 11745610), (35, 9396488), (38, 8654660), (40, 8221927), (56, 5872805), (70, 4698244), (76, 4327330), (95, 3461864), (133, 2472760), (140, 2349122), (152, 2163665), (190, 1730932), (266, 1236380), (280, 1174561), (380, 865466), (532, 618190), (665, 494552), (760, 432733), (1064, 309095), (1330, 247276), (2660, 123638), (5320, 61819)]