240336720

素因数分解:

$2^4\times 3^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{317}}^1$

素因数の和:361

約数の個数: 280

約数和(自身を含む): 905082696

約数和(自身を除く): 664745976

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 48, 52, 54, 60, 65, 72, 78, 80, 81, 90, 104, 108, 117, 120, 130, 135, 144, 156, 162, 180, 195, 208, 216, 234, 240, 243, 260, 270, 312, 317, 324, 351, 360, 390, 405, 432, 468, 486, 520, 540, 585, 624, 634, 648, 702, 720, 729, 780, 810, 936, 951, 972, 1040, 1053, 1080, 1170, 1215, 1268, 1296, 1404, 1458, 1560, 1585, 1620, 1755, 1872, 1902, 1944, 2106, 2160, 2340, 2430, 2536, 2808, 2853, 2916, 3120, 3159, 3170, 3240, 3510, 3645, 3804, 3888, 4121, 4212, 4680, 4755, 4860, 5072, 5265, 5616, 5706, 5832, 6318, 6340, 6480, 7020, 7290, 7608, 8242, 8424, 8559, 9360, 9477, 9510, 9720, 10530, 11412, 11664, 12363, 12636, 12680, 14040, 14265, 14580, 15216, 15795, 16484, 16848, 17118, 18954, 19020, 19440, 20605, 21060, 22824, 24726, 25272, 25360, 25677, 28080, 28530, 29160, 31590, 32968, 34236, 37089, 37908, 38040, 41210, 42120, 42795, 45648, 47385, 49452, 50544, 51354, 57060, 58320, 61815, 63180, 65936, 68472, 74178, 75816, 76080, 77031, 82420, 84240, 85590, 94770, 98904, 102708, 111267, 114120, 123630, 126360, 128385, 136944, 148356, 151632, 154062, 164840, 171180, 185445, 189540, 197808, 205416, 222534, 228240, 231093, 247260, 252720, 256770, 296712, 308124, 329680, 333801, 342360, 370890, 379080, 385155, 410832, 445068, 462186, 494520, 513540, 556335, 593424, 616248, 667602, 684720, 741780, 758160, 770310, 890136, 924372, 989040, 1001403, 1027080, 1112670, 1155465, 1232496, 1335204, 1483560, 1540620, 1669005, 1780272, 1848744, 2002806, 2054160, 2225340, 2310930, 2670408, 2967120, 3004209, 3081240, 3338010, 3697488, 4005612, 4450680, 4621860, 5007015, 5340816, 6008418, 6162480, 6676020, 8011224, 8901360, 9243720, 10014030, 12016836, 13352040, 15021045, 16022448, 18487440, 20028060, 24033672, 26704080, 30042090, 40056120, 48067344, 60084180, 80112240, 120168360, 240336720]

約数ペア:

[(1, 240336720), (2, 120168360), (3, 80112240), (4, 60084180), (5, 48067344), (6, 40056120), (8, 30042090), (9, 26704080), (10, 24033672), (12, 20028060), (13, 18487440), (15, 16022448), (16, 15021045), (18, 13352040), (20, 12016836), (24, 10014030), (26, 9243720), (27, 8901360), (30, 8011224), (36, 6676020), (39, 6162480), (40, 6008418), (45, 5340816), (48, 5007015), (52, 4621860), (54, 4450680), (60, 4005612), (65, 3697488), (72, 3338010), (78, 3081240), (80, 3004209), (81, 2967120), (90, 2670408), (104, 2310930), (108, 2225340), (117, 2054160), (120, 2002806), (130, 1848744), (135, 1780272), (144, 1669005), (156, 1540620), (162, 1483560), (180, 1335204), (195, 1232496), (208, 1155465), (216, 1112670), (234, 1027080), (240, 1001403), (243, 989040), (260, 924372), (270, 890136), (312, 770310), (317, 758160), (324, 741780), (351, 684720), (360, 667602), (390, 616248), (405, 593424), (432, 556335), (468, 513540), (486, 494520), (520, 462186), (540, 445068), (585, 410832), (624, 385155), (634, 379080), (648, 370890), (702, 342360), (720, 333801), (729, 329680), (780, 308124), (810, 296712), (936, 256770), (951, 252720), (972, 247260), (1040, 231093), (1053, 228240), (1080, 222534), (1170, 205416), (1215, 197808), (1268, 189540), (1296, 185445), (1404, 171180), (1458, 164840), (1560, 154062), (1585, 151632), (1620, 148356), (1755, 136944), (1872, 128385), (1902, 126360), (1944, 123630), (2106, 114120), (2160, 111267), (2340, 102708), (2430, 98904), (2536, 94770), (2808, 85590), (2853, 84240), (2916, 82420), (3120, 77031), (3159, 76080), (3170, 75816), (3240, 74178), (3510, 68472), (3645, 65936), (3804, 63180), (3888, 61815), (4121, 58320), (4212, 57060), (4680, 51354), (4755, 50544), (4860, 49452), (5072, 47385), (5265, 45648), (5616, 42795), (5706, 42120), (5832, 41210), (6318, 38040), (6340, 37908), (6480, 37089), (7020, 34236), (7290, 32968), (7608, 31590), (8242, 29160), (8424, 28530), (8559, 28080), (9360, 25677), (9477, 25360), (9510, 25272), (9720, 24726), (10530, 22824), (11412, 21060), (11664, 20605), (12363, 19440), (12636, 19020), (12680, 18954), (14040, 17118), (14265, 16848), (14580, 16484), (15216, 15795)]