20171853240

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{509}}^1\times {\mathrm{4289}}^1$

素因数の和:4830

約数の個数: 256

約数和(自身を含む): 75613824000

約数和(自身を除く): 55441970760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 55, 56, 60, 66, 70, 77, 84, 88, 105, 110, 120, 132, 140, 154, 165, 168, 210, 220, 231, 264, 280, 308, 330, 385, 420, 440, 462, 509, 616, 660, 770, 840, 924, 1018, 1155, 1320, 1527, 1540, 1848, 2036, 2310, 2545, 3054, 3080, 3563, 4072, 4289, 4620, 5090, 5599, 6108, 7126, 7635, 8578, 9240, 10180, 10689, 11198, 12216, 12867, 14252, 15270, 16797, 17156, 17815, 20360, 21378, 21445, 22396, 25734, 27995, 28504, 30023, 30540, 33594, 34312, 35630, 39193, 42756, 42890, 44792, 47179, 51468, 53445, 55990, 60046, 61080, 64335, 67188, 71260, 78386, 83985, 85512, 85780, 90069, 94358, 102936, 106890, 111980, 117579, 120092, 128670, 134376, 141537, 142520, 150115, 156772, 167970, 171560, 180138, 188716, 195965, 213780, 223960, 235158, 235895, 240184, 257340, 283074, 300230, 313544, 330253, 335940, 360276, 377432, 391930, 427560, 450345, 470316, 471790, 514680, 566148, 587895, 600460, 660506, 671880, 707685, 720552, 783860, 900690, 940632, 943580, 990759, 1132296, 1175790, 1200920, 1321012, 1415370, 1567720, 1651265, 1801380, 1887160, 1981518, 2183101, 2351580, 2642024, 2830740, 3302530, 3602760, 3963036, 4366202, 4703160, 4953795, 5661480, 6549303, 6605060, 7926072, 8732404, 9907590, 10915505, 13098606, 13210120, 15281707, 17464808, 19815180, 21831010, 24014111, 26197212, 30563414, 32746515, 39630360, 43662020, 45845121, 48028222, 52394424, 61126828, 65493030, 72042333, 76408535, 87324040, 91690242, 96056444, 120070555, 122253656, 130986060, 144084666, 152817070, 168098777, 183380484, 192112888, 229225605, 240141110, 261972120, 288169332, 305634140, 336197554, 360211665, 366760968, 458451210, 480282220, 504296331, 576338664, 611268280, 672395108, 720423330, 840493885, 916902420, 960564440, 1008592662, 1344790216, 1440846660, 1680987770, 1833804840, 2017185324, 2521481655, 2881693320, 3361975540, 4034370648, 5042963310, 6723951080, 10085926620, 20171853240]

約数ペア:

[(1, 20171853240), (2, 10085926620), (3, 6723951080), (4, 5042963310), (5, 4034370648), (6, 3361975540), (7, 2881693320), (8, 2521481655), (10, 2017185324), (11, 1833804840), (12, 1680987770), (14, 1440846660), (15, 1344790216), (20, 1008592662), (21, 960564440), (22, 916902420), (24, 840493885), (28, 720423330), (30, 672395108), (33, 611268280), (35, 576338664), (40, 504296331), (42, 480282220), (44, 458451210), (55, 366760968), (56, 360211665), (60, 336197554), (66, 305634140), (70, 288169332), (77, 261972120), (84, 240141110), (88, 229225605), (105, 192112888), (110, 183380484), (120, 168098777), (132, 152817070), (140, 144084666), (154, 130986060), (165, 122253656), (168, 120070555), (210, 96056444), (220, 91690242), (231, 87324040), (264, 76408535), (280, 72042333), (308, 65493030), (330, 61126828), (385, 52394424), (420, 48028222), (440, 45845121), (462, 43662020), (509, 39630360), (616, 32746515), (660, 30563414), (770, 26197212), (840, 24014111), (924, 21831010), (1018, 19815180), (1155, 17464808), (1320, 15281707), (1527, 13210120), (1540, 13098606), (1848, 10915505), (2036, 9907590), (2310, 8732404), (2545, 7926072), (3054, 6605060), (3080, 6549303), (3563, 5661480), (4072, 4953795), (4289, 4703160), (4620, 4366202), (5090, 3963036), (5599, 3602760), (6108, 3302530), (7126, 2830740), (7635, 2642024), (8578, 2351580), (9240, 2183101), (10180, 1981518), (10689, 1887160), (11198, 1801380), (12216, 1651265), (12867, 1567720), (14252, 1415370), (15270, 1321012), (16797, 1200920), (17156, 1175790), (17815, 1132296), (20360, 990759), (21378, 943580), (21445, 940632), (22396, 900690), (25734, 783860), (27995, 720552), (28504, 707685), (30023, 671880), (30540, 660506), (33594, 600460), (34312, 587895), (35630, 566148), (39193, 514680), (42756, 471790), (42890, 470316), (44792, 450345), (47179, 427560), (51468, 391930), (53445, 377432), (55990, 360276), (60046, 335940), (61080, 330253), (64335, 313544), (67188, 300230), (71260, 283074), (78386, 257340), (83985, 240184), (85512, 235895), (85780, 235158), (90069, 223960), (94358, 213780), (102936, 195965), (106890, 188716), (111980, 180138), (117579, 171560), (120092, 167970), (128670, 156772), (134376, 150115), (141537, 142520)]