209443320

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{127}}^1\times {\mathrm{509}}^1$

素因数の和:659

約数の個数: 160

約数和(自身を含む): 710899200

約数和(自身を除く): 501455880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 127, 135, 162, 180, 216, 254, 270, 324, 360, 381, 405, 508, 509, 540, 635, 648, 762, 810, 1016, 1018, 1080, 1143, 1270, 1524, 1527, 1620, 1905, 2036, 2286, 2540, 2545, 3048, 3054, 3240, 3429, 3810, 4072, 4572, 4581, 5080, 5090, 5715, 6108, 6858, 7620, 7635, 9144, 9162, 10180, 10287, 11430, 12216, 13716, 13743, 15240, 15270, 17145, 18324, 20360, 20574, 22860, 22905, 27432, 27486, 30540, 34290, 36648, 41148, 41229, 45720, 45810, 51435, 54972, 61080, 64643, 68580, 68715, 82296, 82458, 91620, 102870, 109944, 129286, 137160, 137430, 164916, 183240, 193929, 205740, 206145, 258572, 274860, 323215, 329832, 387858, 411480, 412290, 517144, 549720, 581787, 646430, 775716, 824580, 969645, 1163574, 1292860, 1551432, 1649160, 1745361, 1939290, 2327148, 2585720, 2908935, 3490722, 3878580, 4654296, 5236083, 5817870, 6981444, 7757160, 8726805, 10472166, 11635740, 13962888, 17453610, 20944332, 23271480, 26180415, 34907220, 41888664, 52360830, 69814440, 104721660, 209443320]

約数ペア:

[(1, 209443320), (2, 104721660), (3, 69814440), (4, 52360830), (5, 41888664), (6, 34907220), (8, 26180415), (9, 23271480), (10, 20944332), (12, 17453610), (15, 13962888), (18, 11635740), (20, 10472166), (24, 8726805), (27, 7757160), (30, 6981444), (36, 5817870), (40, 5236083), (45, 4654296), (54, 3878580), (60, 3490722), (72, 2908935), (81, 2585720), (90, 2327148), (108, 1939290), (120, 1745361), (127, 1649160), (135, 1551432), (162, 1292860), (180, 1163574), (216, 969645), (254, 824580), (270, 775716), (324, 646430), (360, 581787), (381, 549720), (405, 517144), (508, 412290), (509, 411480), (540, 387858), (635, 329832), (648, 323215), (762, 274860), (810, 258572), (1016, 206145), (1018, 205740), (1080, 193929), (1143, 183240), (1270, 164916), (1524, 137430), (1527, 137160), (1620, 129286), (1905, 109944), (2036, 102870), (2286, 91620), (2540, 82458), (2545, 82296), (3048, 68715), (3054, 68580), (3240, 64643), (3429, 61080), (3810, 54972), (4072, 51435), (4572, 45810), (4581, 45720), (5080, 41229), (5090, 41148), (5715, 36648), (6108, 34290), (6858, 30540), (7620, 27486), (7635, 27432), (9144, 22905), (9162, 22860), (10180, 20574), (10287, 20360), (11430, 18324), (12216, 17145), (13716, 15270), (13743, 15240)]