1268550720

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{109}}^1\times {\mathrm{449}}^1$

素因数の和:587

約数の個数: 280

約数和(自身を含む): 4563999000

約数和(自身を除く): 3295448280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 90, 96, 108, 109, 120, 135, 144, 160, 162, 180, 192, 216, 218, 240, 270, 288, 320, 324, 327, 360, 405, 432, 436, 449, 480, 540, 545, 576, 648, 654, 720, 810, 864, 872, 898, 960, 981, 1080, 1090, 1296, 1308, 1347, 1440, 1620, 1635, 1728, 1744, 1796, 1962, 2160, 2180, 2245, 2592, 2616, 2694, 2880, 2943, 3240, 3270, 3488, 3592, 3924, 4041, 4320, 4360, 4490, 4905, 5184, 5232, 5388, 5886, 6480, 6540, 6735, 6976, 7184, 7848, 8082, 8640, 8720, 8829, 8980, 9810, 10464, 10776, 11772, 12123, 12960, 13080, 13470, 14368, 14715, 15696, 16164, 17440, 17658, 17960, 19620, 20205, 20928, 21552, 23544, 24246, 25920, 26160, 26940, 28736, 29430, 31392, 32328, 34880, 35316, 35920, 36369, 39240, 40410, 43104, 44145, 47088, 48492, 48941, 52320, 53880, 58860, 60615, 62784, 64656, 70632, 71840, 72738, 78480, 80820, 86208, 88290, 94176, 96984, 97882, 104640, 107760, 117720, 121230, 129312, 141264, 143680, 145476, 146823, 156960, 161640, 176580, 181845, 188352, 193968, 195764, 215520, 235440, 242460, 244705, 258624, 282528, 290952, 293646, 313920, 323280, 353160, 363690, 387936, 391528, 431040, 440469, 470880, 484920, 489410, 565056, 581904, 587292, 646560, 706320, 727380, 734115, 775872, 783056, 880938, 941760, 969840, 978820, 1163808, 1174584, 1293120, 1321407, 1412640, 1454760, 1468230, 1566112, 1761876, 1939680, 1957640, 2202345, 2327616, 2349168, 2642814, 2825280, 2909520, 2936460, 3132224, 3523752, 3879360, 3915280, 3964221, 4404690, 4698336, 5285628, 5819040, 5872920, 6607035, 7047504, 7830560, 7928442, 8809380, 9396672, 10571256, 11638080, 11745840, 13214070, 14095008, 15661120, 15856884, 17618760, 19821105, 21142512, 23491680, 26428140, 28190016, 31713768, 35237520, 39642210, 42285024, 46983360, 52856280, 63427536, 70475040, 79284420, 84570048, 105712560, 126855072, 140950080, 158568840, 211425120, 253710144, 317137680, 422850240, 634275360, 1268550720]

約数ペア:

[(1, 1268550720), (2, 634275360), (3, 422850240), (4, 317137680), (5, 253710144), (6, 211425120), (8, 158568840), (9, 140950080), (10, 126855072), (12, 105712560), (15, 84570048), (16, 79284420), (18, 70475040), (20, 63427536), (24, 52856280), (27, 46983360), (30, 42285024), (32, 39642210), (36, 35237520), (40, 31713768), (45, 28190016), (48, 26428140), (54, 23491680), (60, 21142512), (64, 19821105), (72, 17618760), (80, 15856884), (81, 15661120), (90, 14095008), (96, 13214070), (108, 11745840), (109, 11638080), (120, 10571256), (135, 9396672), (144, 8809380), (160, 7928442), (162, 7830560), (180, 7047504), (192, 6607035), (216, 5872920), (218, 5819040), (240, 5285628), (270, 4698336), (288, 4404690), (320, 3964221), (324, 3915280), (327, 3879360), (360, 3523752), (405, 3132224), (432, 2936460), (436, 2909520), (449, 2825280), (480, 2642814), (540, 2349168), (545, 2327616), (576, 2202345), (648, 1957640), (654, 1939680), (720, 1761876), (810, 1566112), (864, 1468230), (872, 1454760), (898, 1412640), (960, 1321407), (981, 1293120), (1080, 1174584), (1090, 1163808), (1296, 978820), (1308, 969840), (1347, 941760), (1440, 880938), (1620, 783056), (1635, 775872), (1728, 734115), (1744, 727380), (1796, 706320), (1962, 646560), (2160, 587292), (2180, 581904), (2245, 565056), (2592, 489410), (2616, 484920), (2694, 470880), (2880, 440469), (2943, 431040), (3240, 391528), (3270, 387936), (3488, 363690), (3592, 353160), (3924, 323280), (4041, 313920), (4320, 293646), (4360, 290952), (4490, 282528), (4905, 258624), (5184, 244705), (5232, 242460), (5388, 235440), (5886, 215520), (6480, 195764), (6540, 193968), (6735, 188352), (6976, 181845), (7184, 176580), (7848, 161640), (8082, 156960), (8640, 146823), (8720, 145476), (8829, 143680), (8980, 141264), (9810, 129312), (10464, 121230), (10776, 117720), (11772, 107760), (12123, 104640), (12960, 97882), (13080, 96984), (13470, 94176), (14368, 88290), (14715, 86208), (15696, 80820), (16164, 78480), (17440, 72738), (17658, 71840), (17960, 70632), (19620, 64656), (20205, 62784), (20928, 60615), (21552, 58860), (23544, 53880), (24246, 52320), (25920, 48941), (26160, 48492), (26940, 47088), (28736, 44145), (29430, 43104), (31392, 40410), (32328, 39240), (34880, 36369), (35316, 35920)]