854920640

素因数分解:

$2^6\times 5^1\times 7^3\times {\mathrm{7789}}^1$

素因数の和:7827

約数の個数: 112

約数和(自身を含む): 2374392000

約数和(自身を除く): 1519471360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 320, 343, 392, 448, 490, 560, 686, 784, 980, 1120, 1372, 1568, 1715, 1960, 2240, 2744, 3136, 3430, 3920, 5488, 6860, 7789, 7840, 10976, 13720, 15578, 15680, 21952, 27440, 31156, 38945, 54523, 54880, 62312, 77890, 109046, 109760, 124624, 155780, 218092, 249248, 272615, 311560, 381661, 436184, 498496, 545230, 623120, 763322, 872368, 1090460, 1246240, 1526644, 1744736, 1908305, 2180920, 2492480, 2671627, 3053288, 3489472, 3816610, 4361840, 5343254, 6106576, 7633220, 8723680, 10686508, 12213152, 13358135, 15266440, 17447360, 21373016, 24426304, 26716270, 30532880, 42746032, 53432540, 61065760, 85492064, 106865080, 122131520, 170984128, 213730160, 427460320, 854920640]

約数ペア:

[(1, 854920640), (2, 427460320), (4, 213730160), (5, 170984128), (7, 122131520), (8, 106865080), (10, 85492064), (14, 61065760), (16, 53432540), (20, 42746032), (28, 30532880), (32, 26716270), (35, 24426304), (40, 21373016), (49, 17447360), (56, 15266440), (64, 13358135), (70, 12213152), (80, 10686508), (98, 8723680), (112, 7633220), (140, 6106576), (160, 5343254), (196, 4361840), (224, 3816610), (245, 3489472), (280, 3053288), (320, 2671627), (343, 2492480), (392, 2180920), (448, 1908305), (490, 1744736), (560, 1526644), (686, 1246240), (784, 1090460), (980, 872368), (1120, 763322), (1372, 623120), (1568, 545230), (1715, 498496), (1960, 436184), (2240, 381661), (2744, 311560), (3136, 272615), (3430, 249248), (3920, 218092), (5488, 155780), (6860, 124624), (7789, 109760), (7840, 109046), (10976, 77890), (13720, 62312), (15578, 54880), (15680, 54523), (21952, 38945), (27440, 31156)]