1680976800

素因数分解:

$2^5\times 3^5\times 5^2\times {\mathrm{8647}}^1$

素因数の和:8682

約数の個数: 216

約数和(自身を含む): 6147794016

約数和(自身を除く): 4466817216

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 27, 30, 32, 36, 40, 45, 48, 50, 54, 60, 72, 75, 80, 81, 90, 96, 100, 108, 120, 135, 144, 150, 160, 162, 180, 200, 216, 225, 240, 243, 270, 288, 300, 324, 360, 400, 405, 432, 450, 480, 486, 540, 600, 648, 675, 720, 800, 810, 864, 900, 972, 1080, 1200, 1215, 1296, 1350, 1440, 1620, 1800, 1944, 2025, 2160, 2400, 2430, 2592, 2700, 3240, 3600, 3888, 4050, 4320, 4860, 5400, 6075, 6480, 7200, 7776, 8100, 8647, 9720, 10800, 12150, 12960, 16200, 17294, 19440, 21600, 24300, 25941, 32400, 34588, 38880, 43235, 48600, 51882, 64800, 69176, 77823, 86470, 97200, 103764, 129705, 138352, 155646, 172940, 194400, 207528, 216175, 233469, 259410, 276704, 311292, 345880, 389115, 415056, 432350, 466938, 518820, 622584, 648525, 691760, 700407, 778230, 830112, 864700, 933876, 1037640, 1167345, 1245168, 1297050, 1383520, 1400814, 1556460, 1729400, 1867752, 1945575, 2075280, 2101221, 2334690, 2490336, 2594100, 2801628, 3112920, 3458800, 3502035, 3735504, 3891150, 4150560, 4202442, 4669380, 5188200, 5603256, 5836725, 6225840, 6917600, 7004070, 7471008, 7782300, 8404884, 9338760, 10376400, 10506105, 11206512, 11673450, 12451680, 14008140, 15564600, 16809768, 17510175, 18677520, 20752800, 21012210, 22413024, 23346900, 28016280, 31129200, 33619536, 35020350, 37355040, 42024420, 46693800, 52530525, 56032560, 62258400, 67239072, 70040700, 84048840, 93387600, 105061050, 112065120, 140081400, 168097680, 186775200, 210122100, 280162800, 336195360, 420244200, 560325600, 840488400, 1680976800]

約数ペア:

[(1, 1680976800), (2, 840488400), (3, 560325600), (4, 420244200), (5, 336195360), (6, 280162800), (8, 210122100), (9, 186775200), (10, 168097680), (12, 140081400), (15, 112065120), (16, 105061050), (18, 93387600), (20, 84048840), (24, 70040700), (25, 67239072), (27, 62258400), (30, 56032560), (32, 52530525), (36, 46693800), (40, 42024420), (45, 37355040), (48, 35020350), (50, 33619536), (54, 31129200), (60, 28016280), (72, 23346900), (75, 22413024), (80, 21012210), (81, 20752800), (90, 18677520), (96, 17510175), (100, 16809768), (108, 15564600), (120, 14008140), (135, 12451680), (144, 11673450), (150, 11206512), (160, 10506105), (162, 10376400), (180, 9338760), (200, 8404884), (216, 7782300), (225, 7471008), (240, 7004070), (243, 6917600), (270, 6225840), (288, 5836725), (300, 5603256), (324, 5188200), (360, 4669380), (400, 4202442), (405, 4150560), (432, 3891150), (450, 3735504), (480, 3502035), (486, 3458800), (540, 3112920), (600, 2801628), (648, 2594100), (675, 2490336), (720, 2334690), (800, 2101221), (810, 2075280), (864, 1945575), (900, 1867752), (972, 1729400), (1080, 1556460), (1200, 1400814), (1215, 1383520), (1296, 1297050), (1350, 1245168), (1440, 1167345), (1620, 1037640), (1800, 933876), (1944, 864700), (2025, 830112), (2160, 778230), (2400, 700407), (2430, 691760), (2592, 648525), (2700, 622584), (3240, 518820), (3600, 466938), (3888, 432350), (4050, 415056), (4320, 389115), (4860, 345880), (5400, 311292), (6075, 276704), (6480, 259410), (7200, 233469), (7776, 216175), (8100, 207528), (8647, 194400), (9720, 172940), (10800, 155646), (12150, 138352), (12960, 129705), (16200, 103764), (17294, 97200), (19440, 86470), (21600, 77823), (24300, 69176), (25941, 64800), (32400, 51882), (34588, 48600), (38880, 43235)]