399967367040

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{780211}}^1$

素因数の和:780325

約数の個数: 192

約数和(自身を含む): 1396657501200

約数和(自身を除く): 996690134160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 89, 90, 96, 120, 128, 144, 160, 178, 180, 192, 240, 267, 288, 320, 356, 360, 384, 445, 480, 534, 576, 640, 712, 720, 801, 890, 960, 1068, 1152, 1335, 1424, 1440, 1602, 1780, 1920, 2136, 2670, 2848, 2880, 3204, 3560, 4005, 4272, 5340, 5696, 5760, 6408, 7120, 8010, 8544, 10680, 11392, 12816, 14240, 16020, 17088, 21360, 25632, 28480, 32040, 34176, 42720, 51264, 56960, 64080, 85440, 102528, 128160, 170880, 256320, 512640, 780211, 1560422, 2340633, 3120844, 3901055, 4681266, 6241688, 7021899, 7802110, 9362532, 11703165, 12483376, 14043798, 15604220, 18725064, 23406330, 24966752, 28087596, 31208440, 35109495, 37450128, 46812660, 49933504, 56175192, 62416880, 69438779, 70218990, 74900256, 93625320, 99867008, 112350384, 124833760, 138877558, 140437980, 149800512, 187250640, 208316337, 224700768, 249667520, 277755116, 280875960, 299601024, 347193895, 374501280, 416632674, 449401536, 499335040, 555510232, 561751920, 624949011, 694387790, 749002560, 833265348, 898803072, 1041581685, 1111020464, 1123503840, 1249898022, 1388775580, 1498005120, 1666530696, 2083163370, 2222040928, 2247007680, 2499796044, 2777551160, 3124745055, 3333061392, 4166326740, 4444081856, 4494015360, 4999592088, 5555102320, 6249490110, 6666122784, 8332653480, 8888163712, 9999184176, 11110204640, 12498980220, 13332245568, 16665306960, 19998368352, 22220409280, 24997960440, 26664491136, 33330613920, 39996736704, 44440818560, 49995920880, 66661227840, 79993473408, 99991841760, 133322455680, 199983683520, 399967367040]

約数ペア:

[(1, 399967367040), (2, 199983683520), (3, 133322455680), (4, 99991841760), (5, 79993473408), (6, 66661227840), (8, 49995920880), (9, 44440818560), (10, 39996736704), (12, 33330613920), (15, 26664491136), (16, 24997960440), (18, 22220409280), (20, 19998368352), (24, 16665306960), (30, 13332245568), (32, 12498980220), (36, 11110204640), (40, 9999184176), (45, 8888163712), (48, 8332653480), (60, 6666122784), (64, 6249490110), (72, 5555102320), (80, 4999592088), (89, 4494015360), (90, 4444081856), (96, 4166326740), (120, 3333061392), (128, 3124745055), (144, 2777551160), (160, 2499796044), (178, 2247007680), (180, 2222040928), (192, 2083163370), (240, 1666530696), (267, 1498005120), (288, 1388775580), (320, 1249898022), (356, 1123503840), (360, 1111020464), (384, 1041581685), (445, 898803072), (480, 833265348), (534, 749002560), (576, 694387790), (640, 624949011), (712, 561751920), (720, 555510232), (801, 499335040), (890, 449401536), (960, 416632674), (1068, 374501280), (1152, 347193895), (1335, 299601024), (1424, 280875960), (1440, 277755116), (1602, 249667520), (1780, 224700768), (1920, 208316337), (2136, 187250640), (2670, 149800512), (2848, 140437980), (2880, 138877558), (3204, 124833760), (3560, 112350384), (4005, 99867008), (4272, 93625320), (5340, 74900256), (5696, 70218990), (5760, 69438779), (6408, 62416880), (7120, 56175192), (8010, 49933504), (8544, 46812660), (10680, 37450128), (11392, 35109495), (12816, 31208440), (14240, 28087596), (16020, 24966752), (17088, 23406330), (21360, 18725064), (25632, 15604220), (28480, 14043798), (32040, 12483376), (34176, 11703165), (42720, 9362532), (51264, 7802110), (56960, 7021899), (64080, 6241688), (85440, 4681266), (102528, 3901055), (128160, 3120844), (170880, 2340633), (256320, 1560422), (512640, 780211)]