1966878720

素因数分解:

$2^{12}\times 3^3\times 5^1\times {\mathrm{3557}}^1$

素因数の和:3595

約数の個数: 208

約数和(自身を含む): 6994458720

約数和(自身を除く): 5027580000

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, 1024, 1080, 1152, 1280, 1440, 1536, 1728, 1920, 2048, 2160, 2304, 2560, 2880, 3072, 3456, 3557, 3840, 4096, 4320, 4608, 5120, 5760, 6144, 6912, 7114, 7680, 8640, 9216, 10240, 10671, 11520, 12288, 13824, 14228, 15360, 17280, 17785, 18432, 20480, 21342, 23040, 27648, 28456, 30720, 32013, 34560, 35570, 36864, 42684, 46080, 53355, 55296, 56912, 61440, 64026, 69120, 71140, 85368, 92160, 96039, 106710, 110592, 113824, 128052, 138240, 142280, 160065, 170736, 184320, 192078, 213420, 227648, 256104, 276480, 284560, 320130, 341472, 384156, 426840, 455296, 480195, 512208, 552960, 569120, 640260, 682944, 768312, 853680, 910592, 960390, 1024416, 1138240, 1280520, 1365888, 1536624, 1707360, 1821184, 1920780, 2048832, 2276480, 2561040, 2731776, 3073248, 3414720, 3642368, 3841560, 4097664, 4552960, 5122080, 5463552, 6146496, 6829440, 7284736, 7683120, 8195328, 9105920, 10244160, 10927104, 12292992, 13658880, 14569472, 15366240, 16390656, 18211840, 20488320, 21854208, 24585984, 27317760, 30732480, 32781312, 36423680, 40976640, 43708416, 49171968, 54635520, 61464960, 65562624, 72847360, 81953280, 98343936, 109271040, 122929920, 131125248, 163906560, 196687872, 218542080, 245859840, 327813120, 393375744, 491719680, 655626240, 983439360, 1966878720]

約数ペア:

[(1, 1966878720), (2, 983439360), (3, 655626240), (4, 491719680), (5, 393375744), (6, 327813120), (8, 245859840), (9, 218542080), (10, 196687872), (12, 163906560), (15, 131125248), (16, 122929920), (18, 109271040), (20, 98343936), (24, 81953280), (27, 72847360), (30, 65562624), (32, 61464960), (36, 54635520), (40, 49171968), (45, 43708416), (48, 40976640), (54, 36423680), (60, 32781312), (64, 30732480), (72, 27317760), (80, 24585984), (90, 21854208), (96, 20488320), (108, 18211840), (120, 16390656), (128, 15366240), (135, 14569472), (144, 13658880), (160, 12292992), (180, 10927104), (192, 10244160), (216, 9105920), (240, 8195328), (256, 7683120), (270, 7284736), (288, 6829440), (320, 6146496), (360, 5463552), (384, 5122080), (432, 4552960), (480, 4097664), (512, 3841560), (540, 3642368), (576, 3414720), (640, 3073248), (720, 2731776), (768, 2561040), (864, 2276480), (960, 2048832), (1024, 1920780), (1080, 1821184), (1152, 1707360), (1280, 1536624), (1440, 1365888), (1536, 1280520), (1728, 1138240), (1920, 1024416), (2048, 960390), (2160, 910592), (2304, 853680), (2560, 768312), (2880, 682944), (3072, 640260), (3456, 569120), (3557, 552960), (3840, 512208), (4096, 480195), (4320, 455296), (4608, 426840), (5120, 384156), (5760, 341472), (6144, 320130), (6912, 284560), (7114, 276480), (7680, 256104), (8640, 227648), (9216, 213420), (10240, 192078), (10671, 184320), (11520, 170736), (12288, 160065), (13824, 142280), (14228, 138240), (15360, 128052), (17280, 113824), (17785, 110592), (18432, 106710), (20480, 96039), (21342, 92160), (23040, 85368), (27648, 71140), (28456, 69120), (30720, 64026), (32013, 61440), (34560, 56912), (35570, 55296), (36864, 53355), (42684, 46080)]