20998986840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{257}}^1$

素因数の和:396

約数の個数: 576

約数和(自身を含む): 79546147200

約数和(自身を除く): 58547160360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 17, 18, 20, 24, 26, 30, 34, 36, 39, 40, 45, 51, 52, 60, 65, 68, 72, 78, 79, 85, 90, 102, 104, 117, 120, 130, 136, 153, 156, 158, 169, 170, 180, 195, 204, 221, 234, 237, 255, 257, 260, 306, 312, 316, 338, 340, 360, 390, 395, 408, 442, 468, 474, 507, 510, 514, 520, 585, 612, 632, 663, 676, 680, 711, 765, 771, 780, 790, 845, 884, 936, 948, 1014, 1020, 1027, 1028, 1105, 1170, 1185, 1224, 1285, 1326, 1343, 1352, 1422, 1521, 1530, 1542, 1560, 1580, 1690, 1768, 1896, 1989, 2028, 2040, 2054, 2056, 2210, 2313, 2340, 2370, 2535, 2570, 2652, 2686, 2844, 2873, 3042, 3060, 3081, 3084, 3160, 3315, 3341, 3380, 3555, 3855, 3978, 4029, 4056, 4108, 4369, 4420, 4626, 4680, 4740, 5070, 5135, 5140, 5304, 5372, 5688, 5746, 6084, 6120, 6162, 6168, 6630, 6682, 6715, 6760, 7110, 7605, 7710, 7956, 8058, 8216, 8619, 8738, 8840, 9243, 9252, 9480, 9945, 10023, 10140, 10270, 10280, 10744, 11492, 11565, 12087, 12168, 12324, 13107, 13260, 13351, 13364, 13430, 14220, 14365, 15210, 15405, 15420, 15912, 16116, 16705, 17238, 17459, 17476, 18486, 18504, 19890, 20046, 20145, 20280, 20303, 20540, 21845, 22984, 23130, 24174, 24648, 25857, 26214, 26520, 26702, 26728, 26860, 28440, 28730, 30069, 30420, 30810, 30840, 32232, 33410, 34476, 34918, 34952, 36972, 39321, 39780, 40053, 40092, 40290, 40606, 41080, 43095, 43433, 43690, 46215, 46260, 48348, 50115, 51714, 52377, 52428, 53404, 53720, 56797, 57460, 60138, 60435, 60840, 60909, 61620, 65535, 66755, 66820, 68952, 69836, 73944, 78642, 79560, 80106, 80184, 80580, 81212, 86190, 86866, 87295, 87380, 92430, 92520, 96696, 100230, 101515, 103428, 104754, 104856, 106808, 113594, 114920, 120159, 120276, 120870, 121818, 123240, 129285, 130299, 131070, 133510, 133640, 139672, 150345, 157131, 157284, 160212, 161160, 162424, 170391, 172380, 173732, 174590, 174760, 182727, 184860, 196605, 200265, 200460, 203030, 206856, 209508, 217165, 226967, 227188, 240318, 240552, 241740, 243636, 258570, 260598, 261885, 262140, 263939, 267020, 283985, 300690, 304545, 314262, 314568, 320424, 340782, 344760, 345151, 347464, 349180, 365454, 369720, 390897, 393210, 400530, 400920, 406060, 419016, 434330, 453934, 454376, 480636, 483480, 487272, 511173, 517140, 521196, 523770, 524280, 527878, 534040, 567970, 600795, 601380, 609090, 628524, 651495, 680901, 681564, 690302, 698360, 730908, 738361, 781794, 785655, 786420, 791817, 801060, 812120, 851955, 868660, 907868, 913635, 961272, 1022346, 1034280, 1035453, 1042392, 1047540, 1055756, 1134835, 1135940, 1201590, 1202760, 1218180, 1257048, 1302990, 1319695, 1361802, 1363128, 1380604, 1461816, 1476722, 1563588, 1571310, 1572840, 1583634, 1602120, 1703910, 1725755, 1737320, 1815736, 1827270, 1954485, 2042703, 2044692, 2070906, 2095080, 2111512, 2215083, 2269670, 2271880, 2375451, 2403180, 2436360, 2555865, 2605980, 2639390, 2723604, 2761208, 2953444, 3106359, 3127176, 3142620, 3167268, 3404505, 3407820, 3431207, 3451510, 3654540, 3691805, 3908970, 3959085, 4085406, 4089384, 4141812, 4430166, 4486963, 4539340, 4750902, 4806360, 5111730, 5177265, 5211960, 5278780, 5447208, 5906888, 6212718, 6285240, 6334536, 6645249, 6809010, 6815640, 6862414, 6903020, 7309080, 7383610, 7817940, 7918170, 8170812, 8283624, 8860332, 8973926, 9078680, 9501804, 10213515, 10223460, 10293621, 10354530, 10557560, 11075415, 11877255, 12425436, 13290498, 13460889, 13618020, 13724828, 13806040, 14767220, 15531795, 15635880, 15836340, 16341624, 17156035, 17720664, 17947852, 19003608, 20427030, 20446920, 20587242, 20709060, 22150830, 22434815, 23754510, 24850872, 26580996, 26921778, 27236040, 27449656, 29534440, 30880863, 31063590, 31672680, 33226245, 34312070, 35895704, 40382667, 40854060, 41174484, 41418120, 44301660, 44869630, 47509020, 51468105, 53161992, 53843556, 58330519, 61761726, 62127180, 66452490, 67304445, 68624140, 80765334, 81708120, 82348968, 88603320, 89739260, 95018040, 102936210, 107687112, 116661038, 123523452, 124254360, 132904980, 134608890, 137248280, 154404315, 161530668, 174991557, 179478520, 201913335, 205872420, 233322076, 247046904, 265809960, 269217780, 291652595, 308808630, 323061336, 349983114, 403826670, 411744840, 466644152, 524974671, 538435560, 583305190, 617617260, 699966228, 807653340, 874957785, 1049949342, 1166610380, 1235234520, 1399932456, 1615306680, 1749915570, 2099898684, 2333220760, 2624873355, 3499831140, 4199797368, 5249746710, 6999662280, 10499493420, 20998986840]

約数ペア:

[(1, 20998986840), (2, 10499493420), (3, 6999662280), (4, 5249746710), (5, 4199797368), (6, 3499831140), (8, 2624873355), (9, 2333220760), (10, 2099898684), (12, 1749915570), (13, 1615306680), (15, 1399932456), (17, 1235234520), (18, 1166610380), (20, 1049949342), (24, 874957785), (26, 807653340), (30, 699966228), (34, 617617260), (36, 583305190), (39, 538435560), (40, 524974671), (45, 466644152), (51, 411744840), (52, 403826670), (60, 349983114), (65, 323061336), (68, 308808630), (72, 291652595), (78, 269217780), (79, 265809960), (85, 247046904), (90, 233322076), (102, 205872420), (104, 201913335), (117, 179478520), (120, 174991557), (130, 161530668), (136, 154404315), (153, 137248280), (156, 134608890), (158, 132904980), (169, 124254360), (170, 123523452), (180, 116661038), (195, 107687112), (204, 102936210), (221, 95018040), (234, 89739260), (237, 88603320), (255, 82348968), (257, 81708120), (260, 80765334), (306, 68624140), (312, 67304445), (316, 66452490), (338, 62127180), (340, 61761726), (360, 58330519), (390, 53843556), (395, 53161992), (408, 51468105), (442, 47509020), (468, 44869630), (474, 44301660), (507, 41418120), (510, 41174484), (514, 40854060), (520, 40382667), (585, 35895704), (612, 34312070), (632, 33226245), (663, 31672680), (676, 31063590), (680, 30880863), (711, 29534440), (765, 27449656), (771, 27236040), (780, 26921778), (790, 26580996), (845, 24850872), (884, 23754510), (936, 22434815), (948, 22150830), (1014, 20709060), (1020, 20587242), (1027, 20446920), (1028, 20427030), (1105, 19003608), (1170, 17947852), (1185, 17720664), (1224, 17156035), (1285, 16341624), (1326, 15836340), (1343, 15635880), (1352, 15531795), (1422, 14767220), (1521, 13806040), (1530, 13724828), (1542, 13618020), (1560, 13460889), (1580, 13290498), (1690, 12425436), (1768, 11877255), (1896, 11075415), (1989, 10557560), (2028, 10354530), (2040, 10293621), (2054, 10223460), (2056, 10213515), (2210, 9501804), (2313, 9078680), (2340, 8973926), (2370, 8860332), (2535, 8283624), (2570, 8170812), (2652, 7918170), (2686, 7817940), (2844, 7383610), (2873, 7309080), (3042, 6903020), (3060, 6862414), (3081, 6815640), (3084, 6809010), (3160, 6645249), (3315, 6334536), (3341, 6285240), (3380, 6212718), (3555, 5906888), (3855, 5447208), (3978, 5278780), (4029, 5211960), (4056, 5177265), (4108, 5111730), (4369, 4806360), (4420, 4750902), (4626, 4539340), (4680, 4486963), (4740, 4430166), (5070, 4141812), (5135, 4089384), (5140, 4085406), (5304, 3959085), (5372, 3908970), (5688, 3691805), (5746, 3654540), (6084, 3451510), (6120, 3431207), (6162, 3407820), (6168, 3404505), (6630, 3167268), (6682, 3142620), (6715, 3127176), (6760, 3106359), (7110, 2953444), (7605, 2761208), (7710, 2723604), (7956, 2639390), (8058, 2605980), (8216, 2555865), (8619, 2436360), (8738, 2403180), (8840, 2375451), (9243, 2271880), (9252, 2269670), (9480, 2215083), (9945, 2111512), (10023, 2095080), (10140, 2070906), (10270, 2044692), (10280, 2042703), (10744, 1954485), (11492, 1827270), (11565, 1815736), (12087, 1737320), (12168, 1725755), (12324, 1703910), (13107, 1602120), (13260, 1583634), (13351, 1572840), (13364, 1571310), (13430, 1563588), (14220, 1476722), (14365, 1461816), (15210, 1380604), (15405, 1363128), (15420, 1361802), (15912, 1319695), (16116, 1302990), (16705, 1257048), (17238, 1218180), (17459, 1202760), (17476, 1201590), (18486, 1135940), (18504, 1134835), (19890, 1055756), (20046, 1047540), (20145, 1042392), (20280, 1035453), (20303, 1034280), (20540, 1022346), (21845, 961272), (22984, 913635), (23130, 907868), (24174, 868660), (24648, 851955), (25857, 812120), (26214, 801060), (26520, 791817), (26702, 786420), (26728, 785655), (26860, 781794), (28440, 738361), (28730, 730908), (30069, 698360), (30420, 690302), (30810, 681564), (30840, 680901), (32232, 651495), (33410, 628524), (34476, 609090), (34918, 601380), (34952, 600795), (36972, 567970), (39321, 534040), (39780, 527878), (40053, 524280), (40092, 523770), (40290, 521196), (40606, 517140), (41080, 511173), (43095, 487272), (43433, 483480), (43690, 480636), (46215, 454376), (46260, 453934), (48348, 434330), (50115, 419016), (51714, 406060), (52377, 400920), (52428, 400530), (53404, 393210), (53720, 390897), (56797, 369720), (57460, 365454), (60138, 349180), (60435, 347464), (60840, 345151), (60909, 344760), (61620, 340782), (65535, 320424), (66755, 314568), (66820, 314262), (68952, 304545), (69836, 300690), (73944, 283985), (78642, 267020), (79560, 263939), (80106, 262140), (80184, 261885), (80580, 260598), (81212, 258570), (86190, 243636), (86866, 241740), (87295, 240552), (87380, 240318), (92430, 227188), (92520, 226967), (96696, 217165), (100230, 209508), (101515, 206856), (103428, 203030), (104754, 200460), (104856, 200265), (106808, 196605), (113594, 184860), (114920, 182727), (120159, 174760), (120276, 174590), (120870, 173732), (121818, 172380), (123240, 170391), (129285, 162424), (130299, 161160), (131070, 160212), (133510, 157284), (133640, 157131), (139672, 150345)]