205320360

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{244429}}^1$

素因数の和:244450

約数の個数: 64

約数和(自身を含む): 703958400

約数和(自身を除く): 498638040

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, 244429, 488858, 733287, 977716, 1222145, 1466574, 1711003, 1955432, 2444290, 2933148, 3422006, 3666435, 4888580, 5133009, 5866296, 6844012, 7332870, 8555015, 9777160, 10266018, 13688024, 14665740, 17110030, 20532036, 25665045, 29331480, 34220060, 41064072, 51330090, 68440120, 102660180, 205320360]

約数ペア:

[(1, 205320360), (2, 102660180), (3, 68440120), (4, 51330090), (5, 41064072), (6, 34220060), (7, 29331480), (8, 25665045), (10, 20532036), (12, 17110030), (14, 14665740), (15, 13688024), (20, 10266018), (21, 9777160), (24, 8555015), (28, 7332870), (30, 6844012), (35, 5866296), (40, 5133009), (42, 4888580), (56, 3666435), (60, 3422006), (70, 2933148), (84, 2444290), (105, 1955432), (120, 1711003), (140, 1466574), (168, 1222145), (210, 977716), (280, 733287), (420, 488858), (840, 244429)]