203980530

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{563}}^1\times {\mathrm{929}}^1$

素因数の和:1515

約数の個数: 64

約数和(自身を含む): 528716160

約数和(自身を除く): 324735630

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 563, 929, 1126, 1689, 1858, 2787, 2815, 3378, 4645, 5574, 5630, 7319, 8445, 9290, 12077, 13935, 14638, 16890, 21957, 24154, 27870, 36231, 36595, 43914, 60385, 72462, 73190, 109785, 120770, 181155, 219570, 362310, 523027, 1046054, 1569081, 2615135, 3138162, 5230270, 6799351, 7845405, 13598702, 15690810, 20398053, 33996755, 40796106, 67993510, 101990265, 203980530]

約数ペア:

[(1, 203980530), (2, 101990265), (3, 67993510), (5, 40796106), (6, 33996755), (10, 20398053), (13, 15690810), (15, 13598702), (26, 7845405), (30, 6799351), (39, 5230270), (65, 3138162), (78, 2615135), (130, 1569081), (195, 1046054), (390, 523027), (563, 362310), (929, 219570), (1126, 181155), (1689, 120770), (1858, 109785), (2787, 73190), (2815, 72462), (3378, 60385), (4645, 43914), (5574, 36595), (5630, 36231), (7319, 27870), (8445, 24154), (9290, 21957), (12077, 16890), (13935, 14638)]