1278502560

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{887849}}^1$

素因数の和:887870

約数の個数: 72

約数和(自身を含む): 4362894900

約数和(自身を除く): 3084392340

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 887849, 1775698, 2663547, 3551396, 4439245, 5327094, 7102792, 7990641, 8878490, 10654188, 13317735, 14205584, 15981282, 17756980, 21308376, 26635470, 28411168, 31962564, 35513960, 39953205, 42616752, 53270940, 63925128, 71027920, 79906410, 85233504, 106541880, 127850256, 142055840, 159812820, 213083760, 255700512, 319625640, 426167520, 639251280, 1278502560]

約数ペア:

[(1, 1278502560), (2, 639251280), (3, 426167520), (4, 319625640), (5, 255700512), (6, 213083760), (8, 159812820), (9, 142055840), (10, 127850256), (12, 106541880), (15, 85233504), (16, 79906410), (18, 71027920), (20, 63925128), (24, 53270940), (30, 42616752), (32, 39953205), (36, 35513960), (40, 31962564), (45, 28411168), (48, 26635470), (60, 21308376), (72, 17756980), (80, 15981282), (90, 14205584), (96, 13317735), (120, 10654188), (144, 8878490), (160, 7990641), (180, 7102792), (240, 5327094), (288, 4439245), (360, 3551396), (480, 2663547), (720, 1775698), (1440, 887849)]