1291806720

素因数分解:

$2^{11}\times 3^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{131}}^1$

素因数の和:271

約数の個数: 288

約数和(自身を含む): 4553508960

約数和(自身を除く): 3261702240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 107, 120, 128, 131, 144, 160, 180, 192, 214, 240, 256, 262, 288, 320, 321, 360, 384, 393, 428, 480, 512, 524, 535, 576, 640, 642, 655, 720, 768, 786, 856, 960, 963, 1024, 1048, 1070, 1152, 1179, 1280, 1284, 1310, 1440, 1536, 1572, 1605, 1712, 1920, 1926, 1965, 2048, 2096, 2140, 2304, 2358, 2560, 2568, 2620, 2880, 3072, 3144, 3210, 3424, 3840, 3852, 3930, 4192, 4280, 4608, 4716, 4815, 5120, 5136, 5240, 5760, 5895, 6144, 6288, 6420, 6848, 7680, 7704, 7860, 8384, 8560, 9216, 9432, 9630, 10240, 10272, 10480, 11520, 11790, 12576, 12840, 13696, 14017, 15360, 15408, 15720, 16768, 17120, 18432, 18864, 19260, 20544, 20960, 23040, 23580, 25152, 25680, 27392, 28034, 30720, 30816, 31440, 33536, 34240, 37728, 38520, 41088, 41920, 42051, 46080, 47160, 50304, 51360, 54784, 56068, 61632, 62880, 67072, 68480, 70085, 75456, 77040, 82176, 83840, 84102, 92160, 94320, 100608, 102720, 109568, 112136, 123264, 125760, 126153, 134144, 136960, 140170, 150912, 154080, 164352, 167680, 168204, 188640, 201216, 205440, 210255, 219136, 224272, 246528, 251520, 252306, 268288, 273920, 280340, 301824, 308160, 328704, 335360, 336408, 377280, 402432, 410880, 420510, 448544, 493056, 503040, 504612, 547840, 560680, 603648, 616320, 630765, 657408, 670720, 672816, 754560, 804864, 821760, 841020, 897088, 986112, 1006080, 1009224, 1095680, 1121360, 1207296, 1232640, 1261530, 1341440, 1345632, 1509120, 1643520, 1682040, 1794176, 1972224, 2012160, 2018448, 2242720, 2414592, 2465280, 2523060, 2691264, 3018240, 3287040, 3364080, 3588352, 4024320, 4036896, 4485440, 4930560, 5046120, 5382528, 6036480, 6728160, 7176704, 8073792, 8970880, 9861120, 10092240, 10765056, 12072960, 13456320, 14353408, 16147584, 17941760, 20184480, 21530112, 26912640, 28706816, 32295168, 35883520, 40368960, 43060224, 53825280, 64590336, 71767040, 80737920, 86120448, 107650560, 129180672, 143534080, 161475840, 215301120, 258361344, 322951680, 430602240, 645903360, 1291806720]

約数ペア:

[(1, 1291806720), (2, 645903360), (3, 430602240), (4, 322951680), (5, 258361344), (6, 215301120), (8, 161475840), (9, 143534080), (10, 129180672), (12, 107650560), (15, 86120448), (16, 80737920), (18, 71767040), (20, 64590336), (24, 53825280), (30, 43060224), (32, 40368960), (36, 35883520), (40, 32295168), (45, 28706816), (48, 26912640), (60, 21530112), (64, 20184480), (72, 17941760), (80, 16147584), (90, 14353408), (96, 13456320), (107, 12072960), (120, 10765056), (128, 10092240), (131, 9861120), (144, 8970880), (160, 8073792), (180, 7176704), (192, 6728160), (214, 6036480), (240, 5382528), (256, 5046120), (262, 4930560), (288, 4485440), (320, 4036896), (321, 4024320), (360, 3588352), (384, 3364080), (393, 3287040), (428, 3018240), (480, 2691264), (512, 2523060), (524, 2465280), (535, 2414592), (576, 2242720), (640, 2018448), (642, 2012160), (655, 1972224), (720, 1794176), (768, 1682040), (786, 1643520), (856, 1509120), (960, 1345632), (963, 1341440), (1024, 1261530), (1048, 1232640), (1070, 1207296), (1152, 1121360), (1179, 1095680), (1280, 1009224), (1284, 1006080), (1310, 986112), (1440, 897088), (1536, 841020), (1572, 821760), (1605, 804864), (1712, 754560), (1920, 672816), (1926, 670720), (1965, 657408), (2048, 630765), (2096, 616320), (2140, 603648), (2304, 560680), (2358, 547840), (2560, 504612), (2568, 503040), (2620, 493056), (2880, 448544), (3072, 420510), (3144, 410880), (3210, 402432), (3424, 377280), (3840, 336408), (3852, 335360), (3930, 328704), (4192, 308160), (4280, 301824), (4608, 280340), (4716, 273920), (4815, 268288), (5120, 252306), (5136, 251520), (5240, 246528), (5760, 224272), (5895, 219136), (6144, 210255), (6288, 205440), (6420, 201216), (6848, 188640), (7680, 168204), (7704, 167680), (7860, 164352), (8384, 154080), (8560, 150912), (9216, 140170), (9432, 136960), (9630, 134144), (10240, 126153), (10272, 125760), (10480, 123264), (11520, 112136), (11790, 109568), (12576, 102720), (12840, 100608), (13696, 94320), (14017, 92160), (15360, 84102), (15408, 83840), (15720, 82176), (16768, 77040), (17120, 75456), (18432, 70085), (18864, 68480), (19260, 67072), (20544, 62880), (20960, 61632), (23040, 56068), (23580, 54784), (25152, 51360), (25680, 50304), (27392, 47160), (28034, 46080), (30720, 42051), (30816, 41920), (31440, 41088), (33536, 38520), (34240, 37728)]