258516720

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{4663}}^1$

素因数の和:4700

約数の個数: 240

約数和(自身を含む): 1082644992

約数和(自身を除く): 824128272

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 16, 18, 20, 21, 22, 24, 28, 30, 33, 35, 36, 40, 42, 44, 45, 48, 55, 56, 60, 63, 66, 70, 72, 77, 80, 84, 88, 90, 99, 105, 110, 112, 120, 126, 132, 140, 144, 154, 165, 168, 176, 180, 198, 210, 220, 231, 240, 252, 264, 280, 308, 315, 330, 336, 360, 385, 396, 420, 440, 462, 495, 504, 528, 560, 616, 630, 660, 693, 720, 770, 792, 840, 880, 924, 990, 1008, 1155, 1232, 1260, 1320, 1386, 1540, 1584, 1680, 1848, 1980, 2310, 2520, 2640, 2772, 3080, 3465, 3696, 3960, 4620, 4663, 5040, 5544, 6160, 6930, 7920, 9240, 9326, 11088, 13860, 13989, 18480, 18652, 23315, 27720, 27978, 32641, 37304, 41967, 46630, 51293, 55440, 55956, 65282, 69945, 74608, 83934, 93260, 97923, 102586, 111912, 130564, 139890, 153879, 163205, 167868, 186520, 195846, 205172, 209835, 223824, 256465, 261128, 279780, 293769, 307758, 326410, 335736, 359051, 373040, 391692, 410344, 419670, 461637, 489615, 512930, 522256, 559560, 587538, 615516, 652820, 671472, 718102, 769395, 783384, 820688, 839340, 923274, 979230, 1025860, 1077153, 1119120, 1175076, 1231032, 1305640, 1436204, 1468845, 1538790, 1566768, 1678680, 1795255, 1846548, 1958460, 2051720, 2154306, 2308185, 2350152, 2462064, 2611280, 2872408, 2937690, 3077580, 3231459, 3357360, 3590510, 3693096, 3916920, 4103440, 4308612, 4616370, 4700304, 5385765, 5744816, 5875380, 6155160, 6462918, 7181020, 7386192, 7833840, 8617224, 9232740, 10771530, 11750760, 12310320, 12925836, 14362040, 16157295, 17234448, 18465480, 21543060, 23501520, 25851672, 28724080, 32314590, 36930960, 43086120, 51703344, 64629180, 86172240, 129258360, 258516720]

約数ペア:

[(1, 258516720), (2, 129258360), (3, 86172240), (4, 64629180), (5, 51703344), (6, 43086120), (7, 36930960), (8, 32314590), (9, 28724080), (10, 25851672), (11, 23501520), (12, 21543060), (14, 18465480), (15, 17234448), (16, 16157295), (18, 14362040), (20, 12925836), (21, 12310320), (22, 11750760), (24, 10771530), (28, 9232740), (30, 8617224), (33, 7833840), (35, 7386192), (36, 7181020), (40, 6462918), (42, 6155160), (44, 5875380), (45, 5744816), (48, 5385765), (55, 4700304), (56, 4616370), (60, 4308612), (63, 4103440), (66, 3916920), (70, 3693096), (72, 3590510), (77, 3357360), (80, 3231459), (84, 3077580), (88, 2937690), (90, 2872408), (99, 2611280), (105, 2462064), (110, 2350152), (112, 2308185), (120, 2154306), (126, 2051720), (132, 1958460), (140, 1846548), (144, 1795255), (154, 1678680), (165, 1566768), (168, 1538790), (176, 1468845), (180, 1436204), (198, 1305640), (210, 1231032), (220, 1175076), (231, 1119120), (240, 1077153), (252, 1025860), (264, 979230), (280, 923274), (308, 839340), (315, 820688), (330, 783384), (336, 769395), (360, 718102), (385, 671472), (396, 652820), (420, 615516), (440, 587538), (462, 559560), (495, 522256), (504, 512930), (528, 489615), (560, 461637), (616, 419670), (630, 410344), (660, 391692), (693, 373040), (720, 359051), (770, 335736), (792, 326410), (840, 307758), (880, 293769), (924, 279780), (990, 261128), (1008, 256465), (1155, 223824), (1232, 209835), (1260, 205172), (1320, 195846), (1386, 186520), (1540, 167868), (1584, 163205), (1680, 153879), (1848, 139890), (1980, 130564), (2310, 111912), (2520, 102586), (2640, 97923), (2772, 93260), (3080, 83934), (3465, 74608), (3696, 69945), (3960, 65282), (4620, 55956), (4663, 55440), (5040, 51293), (5544, 46630), (6160, 41967), (6930, 37304), (7920, 32641), (9240, 27978), (9326, 27720), (11088, 23315), (13860, 18652), (13989, 18480)]