251010030

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{157}}^1\times {\mathrm{389}}^1$

素因数の和:693

約数の個数: 64

約数和(自身を含む): 612256320

約数和(自身を除く): 361246290

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 137, 157, 274, 314, 389, 411, 471, 685, 778, 785, 822, 942, 1167, 1370, 1570, 1945, 2055, 2334, 2355, 3890, 4110, 4710, 5835, 11670, 21509, 43018, 53293, 61073, 64527, 106586, 107545, 122146, 129054, 159879, 183219, 215090, 266465, 305365, 319758, 322635, 366438, 532930, 610730, 645270, 799395, 916095, 1598790, 1832190, 8367001, 16734002, 25101003, 41835005, 50202006, 83670010, 125505015, 251010030]

約数ペア:

[(1, 251010030), (2, 125505015), (3, 83670010), (5, 50202006), (6, 41835005), (10, 25101003), (15, 16734002), (30, 8367001), (137, 1832190), (157, 1598790), (274, 916095), (314, 799395), (389, 645270), (411, 610730), (471, 532930), (685, 366438), (778, 322635), (785, 319758), (822, 305365), (942, 266465), (1167, 215090), (1370, 183219), (1570, 159879), (1945, 129054), (2055, 122146), (2334, 107545), (2355, 106586), (3890, 64527), (4110, 61073), (4710, 53293), (5835, 43018), (11670, 21509)]