1668673440

素因数分解:

$2^5\times 3^3\times 5^1\times 7^2\times {\mathrm{7883}}^1$

素因数の和:7921

約数の個数: 288

約数和(自身を含む): 6794746560

約数和(自身を除く): 5126073120

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, 49, 54, 56, 60, 63, 70, 72, 80, 84, 90, 96, 98, 105, 108, 112, 120, 126, 135, 140, 144, 147, 160, 168, 180, 189, 196, 210, 216, 224, 240, 245, 252, 270, 280, 288, 294, 315, 336, 360, 378, 392, 420, 432, 441, 480, 490, 504, 540, 560, 588, 630, 672, 720, 735, 756, 784, 840, 864, 882, 945, 980, 1008, 1080, 1120, 1176, 1260, 1323, 1440, 1470, 1512, 1568, 1680, 1764, 1890, 1960, 2016, 2160, 2205, 2352, 2520, 2646, 2940, 3024, 3360, 3528, 3780, 3920, 4320, 4410, 4704, 5040, 5292, 5880, 6048, 6615, 7056, 7560, 7840, 7883, 8820, 10080, 10584, 11760, 13230, 14112, 15120, 15766, 17640, 21168, 23520, 23649, 26460, 30240, 31532, 35280, 39415, 42336, 47298, 52920, 55181, 63064, 70560, 70947, 78830, 94596, 105840, 110362, 118245, 126128, 141894, 157660, 165543, 189192, 211680, 212841, 220724, 236490, 252256, 275905, 283788, 315320, 331086, 354735, 378384, 386267, 425682, 441448, 472980, 496629, 551810, 567576, 630640, 662172, 709470, 756768, 772534, 827715, 851364, 882896, 945960, 993258, 1064205, 1103620, 1135152, 1158801, 1261280, 1324344, 1418940, 1489887, 1545068, 1655430, 1702728, 1765792, 1891920, 1931335, 1986516, 2128410, 2207240, 2270304, 2317602, 2483145, 2648688, 2837880, 2979774, 3090136, 3310860, 3405456, 3476403, 3783840, 3862670, 3973032, 4256820, 4414480, 4635204, 4966290, 5297376, 5675760, 5794005, 5959548, 6180272, 6621720, 6810912, 6952806, 7449435, 7725340, 7946064, 8513640, 8828960, 9270408, 9932580, 10429209, 11351520, 11588010, 11919096, 12360544, 13243440, 13905612, 14898870, 15450680, 15892128, 17027280, 17382015, 18540816, 19865160, 20858418, 23176020, 23838192, 26486880, 27811224, 29797740, 30901360, 34054560, 34764030, 37081632, 39730320, 41716836, 46352040, 47676384, 52146045, 55622448, 59595480, 61802720, 69528060, 79460640, 83433672, 92704080, 104292090, 111244896, 119190960, 139056120, 166867344, 185408160, 208584180, 238381920, 278112240, 333734688, 417168360, 556224480, 834336720, 1668673440]

約数ペア:

[(1, 1668673440), (2, 834336720), (3, 556224480), (4, 417168360), (5, 333734688), (6, 278112240), (7, 238381920), (8, 208584180), (9, 185408160), (10, 166867344), (12, 139056120), (14, 119190960), (15, 111244896), (16, 104292090), (18, 92704080), (20, 83433672), (21, 79460640), (24, 69528060), (27, 61802720), (28, 59595480), (30, 55622448), (32, 52146045), (35, 47676384), (36, 46352040), (40, 41716836), (42, 39730320), (45, 37081632), (48, 34764030), (49, 34054560), (54, 30901360), (56, 29797740), (60, 27811224), (63, 26486880), (70, 23838192), (72, 23176020), (80, 20858418), (84, 19865160), (90, 18540816), (96, 17382015), (98, 17027280), (105, 15892128), (108, 15450680), (112, 14898870), (120, 13905612), (126, 13243440), (135, 12360544), (140, 11919096), (144, 11588010), (147, 11351520), (160, 10429209), (168, 9932580), (180, 9270408), (189, 8828960), (196, 8513640), (210, 7946064), (216, 7725340), (224, 7449435), (240, 6952806), (245, 6810912), (252, 6621720), (270, 6180272), (280, 5959548), (288, 5794005), (294, 5675760), (315, 5297376), (336, 4966290), (360, 4635204), (378, 4414480), (392, 4256820), (420, 3973032), (432, 3862670), (441, 3783840), (480, 3476403), (490, 3405456), (504, 3310860), (540, 3090136), (560, 2979774), (588, 2837880), (630, 2648688), (672, 2483145), (720, 2317602), (735, 2270304), (756, 2207240), (784, 2128410), (840, 1986516), (864, 1931335), (882, 1891920), (945, 1765792), (980, 1702728), (1008, 1655430), (1080, 1545068), (1120, 1489887), (1176, 1418940), (1260, 1324344), (1323, 1261280), (1440, 1158801), (1470, 1135152), (1512, 1103620), (1568, 1064205), (1680, 993258), (1764, 945960), (1890, 882896), (1960, 851364), (2016, 827715), (2160, 772534), (2205, 756768), (2352, 709470), (2520, 662172), (2646, 630640), (2940, 567576), (3024, 551810), (3360, 496629), (3528, 472980), (3780, 441448), (3920, 425682), (4320, 386267), (4410, 378384), (4704, 354735), (5040, 331086), (5292, 315320), (5880, 283788), (6048, 275905), (6615, 252256), (7056, 236490), (7560, 220724), (7840, 212841), (7883, 211680), (8820, 189192), (10080, 165543), (10584, 157660), (11760, 141894), (13230, 126128), (14112, 118245), (15120, 110362), (15766, 105840), (17640, 94596), (21168, 78830), (23520, 70947), (23649, 70560), (26460, 63064), (30240, 55181), (31532, 52920), (35280, 47298), (39415, 42336)]