205672080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{389}}^1\times {\mathrm{2203}}^1$

素因数の和:2608

約数の個数: 80

約数和(自身を含む): 639512640

約数和(自身を除く): 433840560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 389, 778, 1167, 1556, 1945, 2203, 2334, 3112, 3890, 4406, 4668, 5835, 6224, 6609, 7780, 8812, 9336, 11015, 11670, 13218, 15560, 17624, 18672, 22030, 23340, 26436, 31120, 33045, 35248, 44060, 46680, 52872, 66090, 88120, 93360, 105744, 132180, 176240, 264360, 528720, 856967, 1713934, 2570901, 3427868, 4284835, 5141802, 6855736, 8569670, 10283604, 12854505, 13711472, 17139340, 20567208, 25709010, 34278680, 41134416, 51418020, 68557360, 102836040, 205672080]

約数ペア:

[(1, 205672080), (2, 102836040), (3, 68557360), (4, 51418020), (5, 41134416), (6, 34278680), (8, 25709010), (10, 20567208), (12, 17139340), (15, 13711472), (16, 12854505), (20, 10283604), (24, 8569670), (30, 6855736), (40, 5141802), (48, 4284835), (60, 3427868), (80, 2570901), (120, 1713934), (240, 856967), (389, 528720), (778, 264360), (1167, 176240), (1556, 132180), (1945, 105744), (2203, 93360), (2334, 88120), (3112, 66090), (3890, 52872), (4406, 46680), (4668, 44060), (5835, 35248), (6224, 33045), (6609, 31120), (7780, 26436), (8812, 23340), (9336, 22030), (11015, 18672), (11670, 17624), (13218, 15560)]