326779320

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{389023}}^1$

素因数の和:389044

約数の個数: 64

約数和(自身を含む): 1120389120

約数和(自身を除く): 793609800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 389023, 778046, 1167069, 1556092, 1945115, 2334138, 2723161, 3112184, 3890230, 4668276, 5446322, 5835345, 7780460, 8169483, 9336552, 10892644, 11670690, 13615805, 15560920, 16338966, 21785288, 23341380, 27231610, 32677932, 40847415, 46682760, 54463220, 65355864, 81694830, 108926440, 163389660, 326779320]

約数ペア:

[(1, 326779320), (2, 163389660), (3, 108926440), (4, 81694830), (5, 65355864), (6, 54463220), (7, 46682760), (8, 40847415), (10, 32677932), (12, 27231610), (14, 23341380), (15, 21785288), (20, 16338966), (21, 15560920), (24, 13615805), (28, 11670690), (30, 10892644), (35, 9336552), (40, 8169483), (42, 7780460), (56, 5835345), (60, 5446322), (70, 4668276), (84, 3890230), (105, 3112184), (120, 2723161), (140, 2334138), (168, 1945115), (210, 1556092), (280, 1167069), (420, 778046), (840, 389023)]