638520805440

素因数分解:

$2^6\times 3^3\times 5^1\times 7^1\times {\mathrm{10557553}}^1$

素因数の和:10557586

約数の個数: 224

約数和(自身を含む): 2574353967360

約数和(自身を除く): 1935833161920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 168, 180, 189, 192, 210, 216, 224, 240, 252, 270, 280, 288, 315, 320, 336, 360, 378, 420, 432, 448, 480, 504, 540, 560, 576, 630, 672, 720, 756, 840, 864, 945, 960, 1008, 1080, 1120, 1260, 1344, 1440, 1512, 1680, 1728, 1890, 2016, 2160, 2240, 2520, 2880, 3024, 3360, 3780, 4032, 4320, 5040, 6048, 6720, 7560, 8640, 10080, 12096, 15120, 20160, 30240, 60480, 10557553, 21115106, 31672659, 42230212, 52787765, 63345318, 73902871, 84460424, 95017977, 105575530, 126690636, 147805742, 158363295, 168920848, 190035954, 211151060, 221708613, 253381272, 285053931, 295611484, 316726590, 337841696, 369514355, 380071908, 422302120, 443417226, 475089885, 506762544, 570107862, 591222968, 633453180, 665125839, 675683392, 739028710, 760143816, 844604240, 886834452, 950179770, 1013525088, 1108543065, 1140215724, 1182445936, 1266906360, 1330251678, 1425269655, 1478057420, 1520287632, 1689208480, 1773668904, 1900359540, 1995377517, 2027050176, 2217086130, 2280431448, 2364891872, 2533812720, 2660503356, 2850539310, 2956114840, 3040575264, 3325629195, 3378416960, 3547337808, 3800719080, 3990755034, 4434172260, 4560862896, 4729783744, 5067625440, 5321006712, 5701078620, 5912229680, 6081150528, 6651258390, 7094675616, 7601438160, 7981510068, 8868344520, 9121725792, 9976887585, 10135250880, 10642013424, 11402157240, 11824459360, 13302516780, 14189351232, 15202876320, 15963020136, 17736689040, 18243451584, 19953775170, 21284026848, 22804314480, 23648918720, 26605033560, 30405752640, 31926040272, 35473378080, 39907550340, 42568053696, 45608628960, 53210067120, 63852080544, 70946756160, 79815100680, 91217257920, 106420134240, 127704161088, 159630201360, 212840268480, 319260402720, 638520805440]

約数ペア:

[(1, 638520805440), (2, 319260402720), (3, 212840268480), (4, 159630201360), (5, 127704161088), (6, 106420134240), (7, 91217257920), (8, 79815100680), (9, 70946756160), (10, 63852080544), (12, 53210067120), (14, 45608628960), (15, 42568053696), (16, 39907550340), (18, 35473378080), (20, 31926040272), (21, 30405752640), (24, 26605033560), (27, 23648918720), (28, 22804314480), (30, 21284026848), (32, 19953775170), (35, 18243451584), (36, 17736689040), (40, 15963020136), (42, 15202876320), (45, 14189351232), (48, 13302516780), (54, 11824459360), (56, 11402157240), (60, 10642013424), (63, 10135250880), (64, 9976887585), (70, 9121725792), (72, 8868344520), (80, 7981510068), (84, 7601438160), (90, 7094675616), (96, 6651258390), (105, 6081150528), (108, 5912229680), (112, 5701078620), (120, 5321006712), (126, 5067625440), (135, 4729783744), (140, 4560862896), (144, 4434172260), (160, 3990755034), (168, 3800719080), (180, 3547337808), (189, 3378416960), (192, 3325629195), (210, 3040575264), (216, 2956114840), (224, 2850539310), (240, 2660503356), (252, 2533812720), (270, 2364891872), (280, 2280431448), (288, 2217086130), (315, 2027050176), (320, 1995377517), (336, 1900359540), (360, 1773668904), (378, 1689208480), (420, 1520287632), (432, 1478057420), (448, 1425269655), (480, 1330251678), (504, 1266906360), (540, 1182445936), (560, 1140215724), (576, 1108543065), (630, 1013525088), (672, 950179770), (720, 886834452), (756, 844604240), (840, 760143816), (864, 739028710), (945, 675683392), (960, 665125839), (1008, 633453180), (1080, 591222968), (1120, 570107862), (1260, 506762544), (1344, 475089885), (1440, 443417226), (1512, 422302120), (1680, 380071908), (1728, 369514355), (1890, 337841696), (2016, 316726590), (2160, 295611484), (2240, 285053931), (2520, 253381272), (2880, 221708613), (3024, 211151060), (3360, 190035954), (3780, 168920848), (4032, 158363295), (4320, 147805742), (5040, 126690636), (6048, 105575530), (6720, 95017977), (7560, 84460424), (8640, 73902871), (10080, 63345318), (12096, 52787765), (15120, 42230212), (20160, 31672659), (30240, 21115106), (60480, 10557553)]