205924320

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{659}}^1$

素因数の和:718

約数の個数: 288

約数和(自身を含む): 830269440

約数和(自身を除く): 624345120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 31, 32, 35, 36, 40, 42, 45, 48, 56, 60, 62, 63, 70, 72, 80, 84, 90, 93, 96, 105, 112, 120, 124, 126, 140, 144, 155, 160, 168, 180, 186, 210, 217, 224, 240, 248, 252, 279, 280, 288, 310, 315, 336, 360, 372, 420, 434, 465, 480, 496, 504, 558, 560, 620, 630, 651, 659, 672, 720, 744, 840, 868, 930, 992, 1008, 1085, 1116, 1120, 1240, 1260, 1302, 1318, 1395, 1440, 1488, 1680, 1736, 1860, 1953, 1977, 2016, 2170, 2232, 2480, 2520, 2604, 2636, 2790, 2976, 3255, 3295, 3360, 3472, 3720, 3906, 3954, 4340, 4464, 4613, 4960, 5040, 5208, 5272, 5580, 5931, 6510, 6590, 6944, 7440, 7812, 7908, 8680, 8928, 9226, 9765, 9885, 10080, 10416, 10544, 11160, 11862, 13020, 13180, 13839, 14880, 15624, 15816, 17360, 18452, 19530, 19770, 20429, 20832, 21088, 22320, 23065, 23724, 26040, 26360, 27678, 29655, 31248, 31632, 34720, 36904, 39060, 39540, 40858, 41517, 44640, 46130, 47448, 52080, 52720, 55356, 59310, 61287, 62496, 63264, 69195, 73808, 78120, 79080, 81716, 83034, 92260, 94896, 102145, 104160, 105440, 110712, 118620, 122574, 138390, 143003, 147616, 156240, 158160, 163432, 166068, 183861, 184520, 189792, 204290, 207585, 221424, 237240, 245148, 276780, 286006, 306435, 312480, 316320, 326864, 332136, 367722, 369040, 408580, 415170, 429009, 442848, 474480, 490296, 553560, 572012, 612870, 653728, 664272, 715015, 735444, 738080, 817160, 830340, 858018, 919305, 948960, 980592, 1107120, 1144024, 1225740, 1287027, 1328544, 1430030, 1470888, 1634320, 1660680, 1716036, 1838610, 1961184, 2145045, 2214240, 2288048, 2451480, 2574054, 2860060, 2941776, 3268640, 3321360, 3432072, 3677220, 4290090, 4576096, 4902960, 5148108, 5720120, 5883552, 6435135, 6642720, 6864144, 7354440, 8580180, 9805920, 10296216, 11440240, 12870270, 13728288, 14708880, 17160360, 20592432, 22880480, 25740540, 29417760, 34320720, 41184864, 51481080, 68641440, 102962160, 205924320]

約数ペア:

[(1, 205924320), (2, 102962160), (3, 68641440), (4, 51481080), (5, 41184864), (6, 34320720), (7, 29417760), (8, 25740540), (9, 22880480), (10, 20592432), (12, 17160360), (14, 14708880), (15, 13728288), (16, 12870270), (18, 11440240), (20, 10296216), (21, 9805920), (24, 8580180), (28, 7354440), (30, 6864144), (31, 6642720), (32, 6435135), (35, 5883552), (36, 5720120), (40, 5148108), (42, 4902960), (45, 4576096), (48, 4290090), (56, 3677220), (60, 3432072), (62, 3321360), (63, 3268640), (70, 2941776), (72, 2860060), (80, 2574054), (84, 2451480), (90, 2288048), (93, 2214240), (96, 2145045), (105, 1961184), (112, 1838610), (120, 1716036), (124, 1660680), (126, 1634320), (140, 1470888), (144, 1430030), (155, 1328544), (160, 1287027), (168, 1225740), (180, 1144024), (186, 1107120), (210, 980592), (217, 948960), (224, 919305), (240, 858018), (248, 830340), (252, 817160), (279, 738080), (280, 735444), (288, 715015), (310, 664272), (315, 653728), (336, 612870), (360, 572012), (372, 553560), (420, 490296), (434, 474480), (465, 442848), (480, 429009), (496, 415170), (504, 408580), (558, 369040), (560, 367722), (620, 332136), (630, 326864), (651, 316320), (659, 312480), (672, 306435), (720, 286006), (744, 276780), (840, 245148), (868, 237240), (930, 221424), (992, 207585), (1008, 204290), (1085, 189792), (1116, 184520), (1120, 183861), (1240, 166068), (1260, 163432), (1302, 158160), (1318, 156240), (1395, 147616), (1440, 143003), (1488, 138390), (1680, 122574), (1736, 118620), (1860, 110712), (1953, 105440), (1977, 104160), (2016, 102145), (2170, 94896), (2232, 92260), (2480, 83034), (2520, 81716), (2604, 79080), (2636, 78120), (2790, 73808), (2976, 69195), (3255, 63264), (3295, 62496), (3360, 61287), (3472, 59310), (3720, 55356), (3906, 52720), (3954, 52080), (4340, 47448), (4464, 46130), (4613, 44640), (4960, 41517), (5040, 40858), (5208, 39540), (5272, 39060), (5580, 36904), (5931, 34720), (6510, 31632), (6590, 31248), (6944, 29655), (7440, 27678), (7812, 26360), (7908, 26040), (8680, 23724), (8928, 23065), (9226, 22320), (9765, 21088), (9885, 20832), (10080, 20429), (10416, 19770), (10544, 19530), (11160, 18452), (11862, 17360), (13020, 15816), (13180, 15624), (13839, 14880)]