1217874120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{157}}^1\times {\mathrm{509}}^1$

素因数の和:807

約数の個数: 128

約数和(自身を含む): 3713126400

約数和(自身を除く): 2495252280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 127, 157, 254, 314, 381, 471, 508, 509, 628, 635, 762, 785, 942, 1016, 1018, 1256, 1270, 1524, 1527, 1570, 1884, 1905, 2036, 2355, 2540, 2545, 3048, 3054, 3140, 3768, 3810, 4072, 4710, 5080, 5090, 6108, 6280, 7620, 7635, 9420, 10180, 12216, 15240, 15270, 18840, 19939, 20360, 30540, 39878, 59817, 61080, 64643, 79756, 79913, 99695, 119634, 129286, 159512, 159826, 193929, 199390, 239268, 239739, 258572, 299085, 319652, 323215, 387858, 398780, 399565, 478536, 479478, 517144, 598170, 639304, 646430, 775716, 797560, 799130, 958956, 969645, 1196340, 1198695, 1292860, 1551432, 1598260, 1917912, 1939290, 2392680, 2397390, 2585720, 3196520, 3878580, 4794780, 7757160, 9589560, 10148951, 20297902, 30446853, 40595804, 50744755, 60893706, 81191608, 101489510, 121787412, 152234265, 202979020, 243574824, 304468530, 405958040, 608937060, 1217874120]

約数ペア:

[(1, 1217874120), (2, 608937060), (3, 405958040), (4, 304468530), (5, 243574824), (6, 202979020), (8, 152234265), (10, 121787412), (12, 101489510), (15, 81191608), (20, 60893706), (24, 50744755), (30, 40595804), (40, 30446853), (60, 20297902), (120, 10148951), (127, 9589560), (157, 7757160), (254, 4794780), (314, 3878580), (381, 3196520), (471, 2585720), (508, 2397390), (509, 2392680), (628, 1939290), (635, 1917912), (762, 1598260), (785, 1551432), (942, 1292860), (1016, 1198695), (1018, 1196340), (1256, 969645), (1270, 958956), (1524, 799130), (1527, 797560), (1570, 775716), (1884, 646430), (1905, 639304), (2036, 598170), (2355, 517144), (2540, 479478), (2545, 478536), (3048, 399565), (3054, 398780), (3140, 387858), (3768, 323215), (3810, 319652), (4072, 299085), (4710, 258572), (5080, 239739), (5090, 239268), (6108, 199390), (6280, 193929), (7620, 159826), (7635, 159512), (9420, 129286), (10180, 119634), (12216, 99695), (15240, 79913), (15270, 79756), (18840, 64643), (19939, 61080), (20360, 59817), (30540, 39878)]