1821761280

素因数分解:

$2^8\times 3^5\times 5^1\times {\mathrm{5857}}^1$

素因数の和:5893

約数の個数: 216

約数和(自身を含む): 6537668592

約数和(自身を除く): 4715907312

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, 120, 128, 135, 144, 160, 162, 180, 192, 216, 240, 243, 256, 270, 288, 320, 324, 360, 384, 405, 432, 480, 486, 540, 576, 640, 648, 720, 768, 810, 864, 960, 972, 1080, 1152, 1215, 1280, 1296, 1440, 1620, 1728, 1920, 1944, 2160, 2304, 2430, 2592, 2880, 3240, 3456, 3840, 3888, 4320, 4860, 5184, 5760, 5857, 6480, 6912, 7776, 8640, 9720, 10368, 11520, 11714, 12960, 15552, 17280, 17571, 19440, 20736, 23428, 25920, 29285, 31104, 34560, 35142, 38880, 46856, 51840, 52713, 58570, 62208, 70284, 77760, 87855, 93712, 103680, 105426, 117140, 140568, 155520, 158139, 175710, 187424, 210852, 234280, 263565, 281136, 311040, 316278, 351420, 374848, 421704, 468560, 474417, 527130, 562272, 632556, 702840, 749696, 790695, 843408, 937120, 948834, 1054260, 1124544, 1265112, 1405680, 1423251, 1499392, 1581390, 1686816, 1874240, 1897668, 2108520, 2249088, 2372085, 2530224, 2811360, 2846502, 3162780, 3373632, 3748480, 3795336, 4217040, 4498176, 4744170, 5060448, 5622720, 5693004, 6325560, 6747264, 7116255, 7496960, 7590672, 8434080, 9488340, 10120896, 11245440, 11386008, 12651120, 13494528, 14232510, 15181344, 16868160, 18976680, 20241792, 22490880, 22772016, 25302240, 28465020, 30362688, 33736320, 37953360, 40483584, 45544032, 50604480, 56930040, 60725376, 67472640, 75906720, 91088064, 101208960, 113860080, 121450752, 151813440, 182176128, 202417920, 227720160, 303626880, 364352256, 455440320, 607253760, 910880640, 1821761280]

約数ペア:

[(1, 1821761280), (2, 910880640), (3, 607253760), (4, 455440320), (5, 364352256), (6, 303626880), (8, 227720160), (9, 202417920), (10, 182176128), (12, 151813440), (15, 121450752), (16, 113860080), (18, 101208960), (20, 91088064), (24, 75906720), (27, 67472640), (30, 60725376), (32, 56930040), (36, 50604480), (40, 45544032), (45, 40483584), (48, 37953360), (54, 33736320), (60, 30362688), (64, 28465020), (72, 25302240), (80, 22772016), (81, 22490880), (90, 20241792), (96, 18976680), (108, 16868160), (120, 15181344), (128, 14232510), (135, 13494528), (144, 12651120), (160, 11386008), (162, 11245440), (180, 10120896), (192, 9488340), (216, 8434080), (240, 7590672), (243, 7496960), (256, 7116255), (270, 6747264), (288, 6325560), (320, 5693004), (324, 5622720), (360, 5060448), (384, 4744170), (405, 4498176), (432, 4217040), (480, 3795336), (486, 3748480), (540, 3373632), (576, 3162780), (640, 2846502), (648, 2811360), (720, 2530224), (768, 2372085), (810, 2249088), (864, 2108520), (960, 1897668), (972, 1874240), (1080, 1686816), (1152, 1581390), (1215, 1499392), (1280, 1423251), (1296, 1405680), (1440, 1265112), (1620, 1124544), (1728, 1054260), (1920, 948834), (1944, 937120), (2160, 843408), (2304, 790695), (2430, 749696), (2592, 702840), (2880, 632556), (3240, 562272), (3456, 527130), (3840, 474417), (3888, 468560), (4320, 421704), (4860, 374848), (5184, 351420), (5760, 316278), (5857, 311040), (6480, 281136), (6912, 263565), (7776, 234280), (8640, 210852), (9720, 187424), (10368, 175710), (11520, 158139), (11714, 155520), (12960, 140568), (15552, 117140), (17280, 105426), (17571, 103680), (19440, 93712), (20736, 87855), (23428, 77760), (25920, 70284), (29285, 62208), (31104, 58570), (34560, 52713), (35142, 51840), (38880, 46856)]