1921320288

素因数分解:

$2^5\times 3^2\times {\mathrm{73}}^1\times {\mathrm{91387}}^1$

素因数の和:91476

約数の個数: 72

約数和(自身を含む): 5538661128

約数和(自身を除く): 3617340840

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 73, 96, 144, 146, 219, 288, 292, 438, 584, 657, 876, 1168, 1314, 1752, 2336, 2628, 3504, 5256, 7008, 10512, 21024, 91387, 182774, 274161, 365548, 548322, 731096, 822483, 1096644, 1462192, 1644966, 2193288, 2924384, 3289932, 4386576, 6579864, 6671251, 8773152, 13159728, 13342502, 20013753, 26319456, 26685004, 40027506, 53370008, 60041259, 80055012, 106740016, 120082518, 160110024, 213480032, 240165036, 320220048, 480330072, 640440096, 960660144, 1921320288]

約数ペア:

[(1, 1921320288), (2, 960660144), (3, 640440096), (4, 480330072), (6, 320220048), (8, 240165036), (9, 213480032), (12, 160110024), (16, 120082518), (18, 106740016), (24, 80055012), (32, 60041259), (36, 53370008), (48, 40027506), (72, 26685004), (73, 26319456), (96, 20013753), (144, 13342502), (146, 13159728), (219, 8773152), (288, 6671251), (292, 6579864), (438, 4386576), (584, 3289932), (657, 2924384), (876, 2193288), (1168, 1644966), (1314, 1462192), (1752, 1096644), (2336, 822483), (2628, 731096), (3504, 548322), (5256, 365548), (7008, 274161), (10512, 182774), (21024, 91387)]