20180681280

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{269}}^1\times {\mathrm{457}}^1$

素因数の和:771

約数の個数: 448

約数和(自身を含む): 75383136000

約数和(自身を除く): 55202454720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 32, 36, 38, 40, 45, 48, 54, 57, 60, 64, 72, 76, 80, 90, 95, 96, 108, 114, 120, 135, 144, 152, 160, 171, 180, 190, 192, 216, 228, 240, 269, 270, 285, 288, 304, 320, 342, 360, 380, 432, 456, 457, 480, 513, 538, 540, 570, 576, 608, 684, 720, 760, 807, 855, 864, 912, 914, 960, 1026, 1076, 1080, 1140, 1216, 1345, 1368, 1371, 1440, 1520, 1614, 1710, 1728, 1824, 1828, 2052, 2152, 2160, 2280, 2285, 2421, 2565, 2690, 2736, 2742, 2880, 3040, 3228, 3420, 3648, 3656, 4035, 4104, 4113, 4304, 4320, 4560, 4570, 4842, 5111, 5130, 5380, 5472, 5484, 6080, 6456, 6840, 6855, 7263, 7312, 8070, 8208, 8226, 8608, 8640, 8683, 9120, 9140, 9684, 10222, 10260, 10760, 10944, 10968, 12105, 12339, 12912, 13680, 13710, 14526, 14624, 15333, 16140, 16416, 16452, 17216, 17366, 18240, 18280, 19368, 20444, 20520, 20565, 21520, 21936, 24210, 24678, 25555, 25824, 26049, 27360, 27420, 29052, 29248, 30666, 32280, 32832, 32904, 34732, 36315, 36560, 38736, 40888, 41040, 41130, 43040, 43415, 43872, 45999, 48420, 49356, 51110, 51648, 52098, 54720, 54840, 58104, 61332, 61695, 64560, 65808, 69464, 72630, 73120, 76665, 77472, 78147, 81776, 82080, 82260, 86080, 86830, 87744, 91998, 96840, 98712, 102220, 104196, 109680, 116208, 122664, 122933, 123390, 129120, 130245, 131616, 137997, 138928, 145260, 146240, 153330, 154944, 156294, 163552, 164160, 164520, 173660, 183996, 193680, 197424, 204440, 208392, 219360, 229995, 232416, 234441, 245328, 245866, 246780, 258240, 260490, 263232, 275994, 277856, 290520, 306660, 312588, 327104, 329040, 347320, 367992, 368799, 387360, 390735, 394848, 408880, 416784, 438720, 459990, 464832, 468882, 490656, 491732, 493560, 520980, 551988, 555712, 581040, 613320, 614665, 625176, 658080, 689985, 694640, 735984, 737598, 774720, 781470, 789696, 817760, 833568, 919980, 937764, 981312, 983464, 987120, 1041960, 1103976, 1106397, 1162080, 1172205, 1226640, 1229330, 1250352, 1316160, 1379970, 1389280, 1471968, 1475196, 1562940, 1635520, 1667136, 1839960, 1843995, 1875528, 1966928, 1974240, 2083920, 2207952, 2212794, 2324160, 2335727, 2344410, 2453280, 2458660, 2500704, 2759940, 2778560, 2943936, 2950392, 3125880, 3319191, 3679920, 3687990, 3751056, 3933856, 3948480, 4167840, 4415904, 4425588, 4671454, 4688820, 4906560, 4917320, 5001408, 5519880, 5531985, 5900784, 6251760, 6638382, 7007181, 7359840, 7375980, 7502112, 7867712, 8335680, 8831808, 8851176, 9342908, 9377640, 9834640, 11039760, 11063970, 11678635, 11801568, 12503520, 13276764, 14014362, 14719680, 14751960, 15004224, 16595955, 17702352, 18685816, 18755280, 19669280, 21021543, 22079520, 22127940, 23357270, 23603136, 25007040, 26553528, 28028724, 29503920, 33191910, 35035905, 35404704, 37371632, 37510560, 39338560, 42043086, 44159040, 44255880, 46714540, 53107056, 56057448, 59007840, 63064629, 66383820, 70071810, 70809408, 74743264, 75021120, 84086172, 88511760, 93429080, 105107715, 106214112, 112114896, 118015680, 126129258, 132767640, 140143620, 149486528, 168172344, 177023520, 186858160, 210215430, 212428224, 224229792, 252258516, 265535280, 280287240, 315323145, 336344688, 354047040, 373716320, 420430860, 448459584, 504517032, 531070560, 560574480, 630646290, 672689376, 747432640, 840861720, 1009034064, 1062141120, 1121148960, 1261292580, 1345378752, 1681723440, 2018068128, 2242297920, 2522585160, 3363446880, 4036136256, 5045170320, 6726893760, 10090340640, 20180681280]

約数ペア:

[(1, 20180681280), (2, 10090340640), (3, 6726893760), (4, 5045170320), (5, 4036136256), (6, 3363446880), (8, 2522585160), (9, 2242297920), (10, 2018068128), (12, 1681723440), (15, 1345378752), (16, 1261292580), (18, 1121148960), (19, 1062141120), (20, 1009034064), (24, 840861720), (27, 747432640), (30, 672689376), (32, 630646290), (36, 560574480), (38, 531070560), (40, 504517032), (45, 448459584), (48, 420430860), (54, 373716320), (57, 354047040), (60, 336344688), (64, 315323145), (72, 280287240), (76, 265535280), (80, 252258516), (90, 224229792), (95, 212428224), (96, 210215430), (108, 186858160), (114, 177023520), (120, 168172344), (135, 149486528), (144, 140143620), (152, 132767640), (160, 126129258), (171, 118015680), (180, 112114896), (190, 106214112), (192, 105107715), (216, 93429080), (228, 88511760), (240, 84086172), (269, 75021120), (270, 74743264), (285, 70809408), (288, 70071810), (304, 66383820), (320, 63064629), (342, 59007840), (360, 56057448), (380, 53107056), (432, 46714540), (456, 44255880), (457, 44159040), (480, 42043086), (513, 39338560), (538, 37510560), (540, 37371632), (570, 35404704), (576, 35035905), (608, 33191910), (684, 29503920), (720, 28028724), (760, 26553528), (807, 25007040), (855, 23603136), (864, 23357270), (912, 22127940), (914, 22079520), (960, 21021543), (1026, 19669280), (1076, 18755280), (1080, 18685816), (1140, 17702352), (1216, 16595955), (1345, 15004224), (1368, 14751960), (1371, 14719680), (1440, 14014362), (1520, 13276764), (1614, 12503520), (1710, 11801568), (1728, 11678635), (1824, 11063970), (1828, 11039760), (2052, 9834640), (2152, 9377640), (2160, 9342908), (2280, 8851176), (2285, 8831808), (2421, 8335680), (2565, 7867712), (2690, 7502112), (2736, 7375980), (2742, 7359840), (2880, 7007181), (3040, 6638382), (3228, 6251760), (3420, 5900784), (3648, 5531985), (3656, 5519880), (4035, 5001408), (4104, 4917320), (4113, 4906560), (4304, 4688820), (4320, 4671454), (4560, 4425588), (4570, 4415904), (4842, 4167840), (5111, 3948480), (5130, 3933856), (5380, 3751056), (5472, 3687990), (5484, 3679920), (6080, 3319191), (6456, 3125880), (6840, 2950392), (6855, 2943936), (7263, 2778560), (7312, 2759940), (8070, 2500704), (8208, 2458660), (8226, 2453280), (8608, 2344410), (8640, 2335727), (8683, 2324160), (9120, 2212794), (9140, 2207952), (9684, 2083920), (10222, 1974240), (10260, 1966928), (10760, 1875528), (10944, 1843995), (10968, 1839960), (12105, 1667136), (12339, 1635520), (12912, 1562940), (13680, 1475196), (13710, 1471968), (14526, 1389280), (14624, 1379970), (15333, 1316160), (16140, 1250352), (16416, 1229330), (16452, 1226640), (17216, 1172205), (17366, 1162080), (18240, 1106397), (18280, 1103976), (19368, 1041960), (20444, 987120), (20520, 983464), (20565, 981312), (21520, 937764), (21936, 919980), (24210, 833568), (24678, 817760), (25555, 789696), (25824, 781470), (26049, 774720), (27360, 737598), (27420, 735984), (29052, 694640), (29248, 689985), (30666, 658080), (32280, 625176), (32832, 614665), (32904, 613320), (34732, 581040), (36315, 555712), (36560, 551988), (38736, 520980), (40888, 493560), (41040, 491732), (41130, 490656), (43040, 468882), (43415, 464832), (43872, 459990), (45999, 438720), (48420, 416784), (49356, 408880), (51110, 394848), (51648, 390735), (52098, 387360), (54720, 368799), (54840, 367992), (58104, 347320), (61332, 329040), (61695, 327104), (64560, 312588), (65808, 306660), (69464, 290520), (72630, 277856), (73120, 275994), (76665, 263232), (77472, 260490), (78147, 258240), (81776, 246780), (82080, 245866), (82260, 245328), (86080, 234441), (86830, 232416), (87744, 229995), (91998, 219360), (96840, 208392), (98712, 204440), (102220, 197424), (104196, 193680), (109680, 183996), (116208, 173660), (122664, 164520), (122933, 164160), (123390, 163552), (129120, 156294), (130245, 154944), (131616, 153330), (137997, 146240), (138928, 145260)]