243668320

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{217561}}^1$

素因数の和:217583

約数の個数: 48

約数和(自身を含む): 657907488

約数和(自身を除く): 414239168

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 217561, 435122, 870244, 1087805, 1522927, 1740488, 2175610, 3045854, 3480976, 4351220, 6091708, 6961952, 7614635, 8702440, 12183416, 15229270, 17404880, 24366832, 30458540, 34809760, 48733664, 60917080, 121834160, 243668320]

約数ペア:

[(1, 243668320), (2, 121834160), (4, 60917080), (5, 48733664), (7, 34809760), (8, 30458540), (10, 24366832), (14, 17404880), (16, 15229270), (20, 12183416), (28, 8702440), (32, 7614635), (35, 6961952), (40, 6091708), (56, 4351220), (70, 3480976), (80, 3045854), (112, 2175610), (140, 1740488), (160, 1522927), (224, 1087805), (280, 870244), (560, 435122), (1120, 217561)]