1820551680

素因数分解:

$2^9\times 3^3\times 5^1\times {\mathrm{26339}}^1$

素因数の和:26371

約数の個数: 160

約数和(自身を含む): 6466996800

約数和(自身を除く): 4646445120

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, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 256, 270, 288, 320, 360, 384, 432, 480, 512, 540, 576, 640, 720, 768, 864, 960, 1080, 1152, 1280, 1440, 1536, 1728, 1920, 2160, 2304, 2560, 2880, 3456, 3840, 4320, 4608, 5760, 6912, 7680, 8640, 11520, 13824, 17280, 23040, 26339, 34560, 52678, 69120, 79017, 105356, 131695, 158034, 210712, 237051, 263390, 316068, 395085, 421424, 474102, 526780, 632136, 711153, 790170, 842848, 948204, 1053560, 1185255, 1264272, 1422306, 1580340, 1685696, 1896408, 2107120, 2370510, 2528544, 2844612, 3160680, 3371392, 3555765, 3792816, 4214240, 4741020, 5057088, 5689224, 6321360, 6742784, 7111530, 7585632, 8428480, 9482040, 10114176, 11378448, 12642720, 13485568, 14223060, 15171264, 16856960, 18964080, 20228352, 22756896, 25285440, 28446120, 30342528, 33713920, 37928160, 40456704, 45513792, 50570880, 56892240, 60685056, 67427840, 75856320, 91027584, 101141760, 113784480, 121370112, 151712640, 182055168, 202283520, 227568960, 303425280, 364110336, 455137920, 606850560, 910275840, 1820551680]

約数ペア:

[(1, 1820551680), (2, 910275840), (3, 606850560), (4, 455137920), (5, 364110336), (6, 303425280), (8, 227568960), (9, 202283520), (10, 182055168), (12, 151712640), (15, 121370112), (16, 113784480), (18, 101141760), (20, 91027584), (24, 75856320), (27, 67427840), (30, 60685056), (32, 56892240), (36, 50570880), (40, 45513792), (45, 40456704), (48, 37928160), (54, 33713920), (60, 30342528), (64, 28446120), (72, 25285440), (80, 22756896), (90, 20228352), (96, 18964080), (108, 16856960), (120, 15171264), (128, 14223060), (135, 13485568), (144, 12642720), (160, 11378448), (180, 10114176), (192, 9482040), (216, 8428480), (240, 7585632), (256, 7111530), (270, 6742784), (288, 6321360), (320, 5689224), (360, 5057088), (384, 4741020), (432, 4214240), (480, 3792816), (512, 3555765), (540, 3371392), (576, 3160680), (640, 2844612), (720, 2528544), (768, 2370510), (864, 2107120), (960, 1896408), (1080, 1685696), (1152, 1580340), (1280, 1422306), (1440, 1264272), (1536, 1185255), (1728, 1053560), (1920, 948204), (2160, 842848), (2304, 790170), (2560, 711153), (2880, 632136), (3456, 526780), (3840, 474102), (4320, 421424), (4608, 395085), (5760, 316068), (6912, 263390), (7680, 237051), (8640, 210712), (11520, 158034), (13824, 131695), (17280, 105356), (23040, 79017), (26339, 69120), (34560, 52678)]