78200640

素因数分解:

$2^6\times 3^4\times 5^1\times 7^1\times {\mathrm{431}}^1$

素因数の和:467

約数の個数: 280

約数和(自身を含む): 318650112

約数和(自身を除く): 240449472

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, 81, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 162, 168, 180, 189, 192, 210, 216, 224, 240, 252, 270, 280, 288, 315, 320, 324, 336, 360, 378, 405, 420, 431, 432, 448, 480, 504, 540, 560, 567, 576, 630, 648, 672, 720, 756, 810, 840, 862, 864, 945, 960, 1008, 1080, 1120, 1134, 1260, 1293, 1296, 1344, 1440, 1512, 1620, 1680, 1724, 1728, 1890, 2016, 2155, 2160, 2240, 2268, 2520, 2586, 2592, 2835, 2880, 3017, 3024, 3240, 3360, 3448, 3780, 3879, 4032, 4310, 4320, 4536, 5040, 5172, 5184, 5670, 6034, 6048, 6465, 6480, 6720, 6896, 7560, 7758, 8620, 8640, 9051, 9072, 10080, 10344, 11340, 11637, 12068, 12096, 12930, 12960, 13792, 15085, 15120, 15516, 17240, 18102, 18144, 19395, 20160, 20688, 22680, 23274, 24136, 25860, 25920, 27153, 27584, 30170, 30240, 31032, 34480, 34911, 36204, 36288, 38790, 41376, 45255, 45360, 46548, 48272, 51720, 54306, 58185, 60340, 60480, 62064, 68960, 69822, 72408, 77580, 81459, 82752, 90510, 90720, 93096, 96544, 103440, 108612, 116370, 120680, 124128, 135765, 137920, 139644, 144816, 155160, 162918, 174555, 181020, 181440, 186192, 193088, 206880, 217224, 232740, 241360, 244377, 248256, 271530, 279288, 289632, 310320, 325836, 349110, 362040, 372384, 407295, 413760, 434448, 465480, 482720, 488754, 543060, 558576, 579264, 620640, 651672, 698220, 724080, 744768, 814590, 868896, 930960, 965440, 977508, 1086120, 1117152, 1221885, 1241280, 1303344, 1396440, 1448160, 1629180, 1737792, 1861920, 1955016, 2172240, 2234304, 2443770, 2606688, 2792880, 2896320, 3258360, 3723840, 3910032, 4344480, 4887540, 5213376, 5585760, 6516720, 7820064, 8688960, 9775080, 11171520, 13033440, 15640128, 19550160, 26066880, 39100320, 78200640]

約数ペア:

[(1, 78200640), (2, 39100320), (3, 26066880), (4, 19550160), (5, 15640128), (6, 13033440), (7, 11171520), (8, 9775080), (9, 8688960), (10, 7820064), (12, 6516720), (14, 5585760), (15, 5213376), (16, 4887540), (18, 4344480), (20, 3910032), (21, 3723840), (24, 3258360), (27, 2896320), (28, 2792880), (30, 2606688), (32, 2443770), (35, 2234304), (36, 2172240), (40, 1955016), (42, 1861920), (45, 1737792), (48, 1629180), (54, 1448160), (56, 1396440), (60, 1303344), (63, 1241280), (64, 1221885), (70, 1117152), (72, 1086120), (80, 977508), (81, 965440), (84, 930960), (90, 868896), (96, 814590), (105, 744768), (108, 724080), (112, 698220), (120, 651672), (126, 620640), (135, 579264), (140, 558576), (144, 543060), (160, 488754), (162, 482720), (168, 465480), (180, 434448), (189, 413760), (192, 407295), (210, 372384), (216, 362040), (224, 349110), (240, 325836), (252, 310320), (270, 289632), (280, 279288), (288, 271530), (315, 248256), (320, 244377), (324, 241360), (336, 232740), (360, 217224), (378, 206880), (405, 193088), (420, 186192), (431, 181440), (432, 181020), (448, 174555), (480, 162918), (504, 155160), (540, 144816), (560, 139644), (567, 137920), (576, 135765), (630, 124128), (648, 120680), (672, 116370), (720, 108612), (756, 103440), (810, 96544), (840, 93096), (862, 90720), (864, 90510), (945, 82752), (960, 81459), (1008, 77580), (1080, 72408), (1120, 69822), (1134, 68960), (1260, 62064), (1293, 60480), (1296, 60340), (1344, 58185), (1440, 54306), (1512, 51720), (1620, 48272), (1680, 46548), (1724, 45360), (1728, 45255), (1890, 41376), (2016, 38790), (2155, 36288), (2160, 36204), (2240, 34911), (2268, 34480), (2520, 31032), (2586, 30240), (2592, 30170), (2835, 27584), (2880, 27153), (3017, 25920), (3024, 25860), (3240, 24136), (3360, 23274), (3448, 22680), (3780, 20688), (3879, 20160), (4032, 19395), (4310, 18144), (4320, 18102), (4536, 17240), (5040, 15516), (5172, 15120), (5184, 15085), (5670, 13792), (6034, 12960), (6048, 12930), (6465, 12096), (6480, 12068), (6720, 11637), (6896, 11340), (7560, 10344), (7758, 10080), (8620, 9072), (8640, 9051)]