1889210880

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{167}}^1\times {\mathrm{491}}^1$

素因数の和:687

約数の個数: 240

約数和(自身を含む): 6595452864

約数和(自身を除く): 4706241984

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, 90, 96, 120, 128, 144, 160, 167, 180, 192, 240, 256, 288, 320, 334, 360, 384, 480, 491, 501, 512, 576, 640, 668, 720, 768, 835, 960, 982, 1002, 1152, 1280, 1336, 1440, 1473, 1503, 1536, 1670, 1920, 1964, 2004, 2304, 2455, 2505, 2560, 2672, 2880, 2946, 3006, 3340, 3840, 3928, 4008, 4419, 4608, 4910, 5010, 5344, 5760, 5892, 6012, 6680, 7365, 7515, 7680, 7856, 8016, 8838, 9820, 10020, 10688, 11520, 11784, 12024, 13360, 14730, 15030, 15712, 16032, 17676, 19640, 20040, 21376, 22095, 23040, 23568, 24048, 26720, 29460, 30060, 31424, 32064, 35352, 39280, 40080, 42752, 44190, 47136, 48096, 53440, 58920, 60120, 62848, 64128, 70704, 78560, 80160, 81997, 85504, 88380, 94272, 96192, 106880, 117840, 120240, 125696, 128256, 141408, 157120, 160320, 163994, 176760, 188544, 192384, 213760, 235680, 240480, 245991, 251392, 256512, 282816, 314240, 320640, 327988, 353520, 377088, 384768, 409985, 427520, 471360, 480960, 491982, 565632, 628480, 641280, 655976, 707040, 737973, 754176, 769536, 819970, 942720, 961920, 983964, 1131264, 1229955, 1256960, 1282560, 1311952, 1414080, 1475946, 1639940, 1885440, 1923840, 1967928, 2262528, 2459910, 2623904, 2828160, 2951892, 3279880, 3689865, 3770880, 3847680, 3935856, 4919820, 5247808, 5656320, 5903784, 6559760, 7379730, 7871712, 9839640, 10495616, 11312640, 11807568, 13119520, 14759460, 15743424, 19679280, 20991232, 23615136, 26239040, 29518920, 31486848, 39358560, 41982464, 47230272, 52478080, 59037840, 62973696, 78717120, 94460544, 104956160, 118075680, 125947392, 157434240, 188921088, 209912320, 236151360, 314868480, 377842176, 472302720, 629736960, 944605440, 1889210880]

約数ペア:

[(1, 1889210880), (2, 944605440), (3, 629736960), (4, 472302720), (5, 377842176), (6, 314868480), (8, 236151360), (9, 209912320), (10, 188921088), (12, 157434240), (15, 125947392), (16, 118075680), (18, 104956160), (20, 94460544), (24, 78717120), (30, 62973696), (32, 59037840), (36, 52478080), (40, 47230272), (45, 41982464), (48, 39358560), (60, 31486848), (64, 29518920), (72, 26239040), (80, 23615136), (90, 20991232), (96, 19679280), (120, 15743424), (128, 14759460), (144, 13119520), (160, 11807568), (167, 11312640), (180, 10495616), (192, 9839640), (240, 7871712), (256, 7379730), (288, 6559760), (320, 5903784), (334, 5656320), (360, 5247808), (384, 4919820), (480, 3935856), (491, 3847680), (501, 3770880), (512, 3689865), (576, 3279880), (640, 2951892), (668, 2828160), (720, 2623904), (768, 2459910), (835, 2262528), (960, 1967928), (982, 1923840), (1002, 1885440), (1152, 1639940), (1280, 1475946), (1336, 1414080), (1440, 1311952), (1473, 1282560), (1503, 1256960), (1536, 1229955), (1670, 1131264), (1920, 983964), (1964, 961920), (2004, 942720), (2304, 819970), (2455, 769536), (2505, 754176), (2560, 737973), (2672, 707040), (2880, 655976), (2946, 641280), (3006, 628480), (3340, 565632), (3840, 491982), (3928, 480960), (4008, 471360), (4419, 427520), (4608, 409985), (4910, 384768), (5010, 377088), (5344, 353520), (5760, 327988), (5892, 320640), (6012, 314240), (6680, 282816), (7365, 256512), (7515, 251392), (7680, 245991), (7856, 240480), (8016, 235680), (8838, 213760), (9820, 192384), (10020, 188544), (10688, 176760), (11520, 163994), (11784, 160320), (12024, 157120), (13360, 141408), (14730, 128256), (15030, 125696), (15712, 120240), (16032, 117840), (17676, 106880), (19640, 96192), (20040, 94272), (21376, 88380), (22095, 85504), (23040, 81997), (23568, 80160), (24048, 78560), (26720, 70704), (29460, 64128), (30060, 62848), (31424, 60120), (32064, 58920), (35352, 53440), (39280, 48096), (40080, 47136), (42752, 44190)]