195571440

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{1823}}^1$

素因数の和:1991

約数の個数: 120

約数和(自身を含む): 661564800

約数和(自身を除く): 465993360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 149, 180, 240, 298, 360, 447, 596, 720, 745, 894, 1192, 1341, 1490, 1788, 1823, 2235, 2384, 2682, 2980, 3576, 3646, 4470, 5364, 5469, 5960, 6705, 7152, 7292, 8940, 9115, 10728, 10938, 11920, 13410, 14584, 16407, 17880, 18230, 21456, 21876, 26820, 27345, 29168, 32814, 35760, 36460, 43752, 53640, 54690, 65628, 72920, 82035, 87504, 107280, 109380, 131256, 145840, 164070, 218760, 262512, 271627, 328140, 437520, 543254, 656280, 814881, 1086508, 1312560, 1358135, 1629762, 2173016, 2444643, 2716270, 3259524, 4074405, 4346032, 4889286, 5432540, 6519048, 8148810, 9778572, 10865080, 12223215, 13038096, 16297620, 19557144, 21730160, 24446430, 32595240, 39114288, 48892860, 65190480, 97785720, 195571440]

約数ペア:

[(1, 195571440), (2, 97785720), (3, 65190480), (4, 48892860), (5, 39114288), (6, 32595240), (8, 24446430), (9, 21730160), (10, 19557144), (12, 16297620), (15, 13038096), (16, 12223215), (18, 10865080), (20, 9778572), (24, 8148810), (30, 6519048), (36, 5432540), (40, 4889286), (45, 4346032), (48, 4074405), (60, 3259524), (72, 2716270), (80, 2444643), (90, 2173016), (120, 1629762), (144, 1358135), (149, 1312560), (180, 1086508), (240, 814881), (298, 656280), (360, 543254), (447, 437520), (596, 328140), (720, 271627), (745, 262512), (894, 218760), (1192, 164070), (1341, 145840), (1490, 131256), (1788, 109380), (1823, 107280), (2235, 87504), (2384, 82035), (2682, 72920), (2980, 65628), (3576, 54690), (3646, 53640), (4470, 43752), (5364, 36460), (5469, 35760), (5960, 32814), (6705, 29168), (7152, 27345), (7292, 26820), (8940, 21876), (9115, 21456), (10728, 18230), (10938, 17880), (11920, 16407), (13410, 14584)]