1247480640

素因数分解:

$2^6\times 3^2\times 5^1\times 7^1\times {\mathrm{61879}}^1$

素因数の和:61909

約数の個数: 168

約数和(自身を含む): 4903866240

約数和(自身を除く): 3656385600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 280, 288, 315, 320, 336, 360, 420, 448, 480, 504, 560, 576, 630, 672, 720, 840, 960, 1008, 1120, 1260, 1344, 1440, 1680, 2016, 2240, 2520, 2880, 3360, 4032, 5040, 6720, 10080, 20160, 61879, 123758, 185637, 247516, 309395, 371274, 433153, 495032, 556911, 618790, 742548, 866306, 928185, 990064, 1113822, 1237580, 1299459, 1485096, 1732612, 1856370, 1980128, 2165765, 2227644, 2475160, 2598918, 2784555, 2970192, 3465224, 3712740, 3898377, 3960256, 4331530, 4455288, 4950320, 5197836, 5569110, 5940384, 6497295, 6930448, 7425480, 7796754, 8663060, 8910576, 9900640, 10395672, 11138220, 11880768, 12994590, 13860896, 14850960, 15593508, 17326120, 17821152, 19491885, 19801280, 20791344, 22276440, 25989180, 27721792, 29701920, 31187016, 34652240, 35642304, 38983770, 41582688, 44552880, 51978360, 59403840, 62374032, 69304480, 77967540, 83165376, 89105760, 103956720, 124748064, 138608960, 155935080, 178211520, 207913440, 249496128, 311870160, 415826880, 623740320, 1247480640]

約数ペア:

[(1, 1247480640), (2, 623740320), (3, 415826880), (4, 311870160), (5, 249496128), (6, 207913440), (7, 178211520), (8, 155935080), (9, 138608960), (10, 124748064), (12, 103956720), (14, 89105760), (15, 83165376), (16, 77967540), (18, 69304480), (20, 62374032), (21, 59403840), (24, 51978360), (28, 44552880), (30, 41582688), (32, 38983770), (35, 35642304), (36, 34652240), (40, 31187016), (42, 29701920), (45, 27721792), (48, 25989180), (56, 22276440), (60, 20791344), (63, 19801280), (64, 19491885), (70, 17821152), (72, 17326120), (80, 15593508), (84, 14850960), (90, 13860896), (96, 12994590), (105, 11880768), (112, 11138220), (120, 10395672), (126, 9900640), (140, 8910576), (144, 8663060), (160, 7796754), (168, 7425480), (180, 6930448), (192, 6497295), (210, 5940384), (224, 5569110), (240, 5197836), (252, 4950320), (280, 4455288), (288, 4331530), (315, 3960256), (320, 3898377), (336, 3712740), (360, 3465224), (420, 2970192), (448, 2784555), (480, 2598918), (504, 2475160), (560, 2227644), (576, 2165765), (630, 1980128), (672, 1856370), (720, 1732612), (840, 1485096), (960, 1299459), (1008, 1237580), (1120, 1113822), (1260, 990064), (1344, 928185), (1440, 866306), (1680, 742548), (2016, 618790), (2240, 556911), (2520, 495032), (2880, 433153), (3360, 371274), (4032, 309395), (5040, 247516), (6720, 185637), (10080, 123758), (20160, 61879)]