1988899920

素因数分解:

$2^4\times 3^4\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{269}}^1$

素因数の和:464

約数の個数: 400

約数和(自身を含む): 7972525440

約数和(自身を除く): 5983625520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 81, 84, 90, 105, 108, 112, 120, 126, 135, 140, 144, 162, 163, 168, 180, 189, 210, 216, 240, 252, 269, 270, 280, 315, 324, 326, 336, 360, 378, 405, 420, 432, 489, 504, 538, 540, 560, 567, 630, 648, 652, 720, 756, 807, 810, 815, 840, 945, 978, 1008, 1076, 1080, 1134, 1141, 1260, 1296, 1304, 1345, 1467, 1512, 1614, 1620, 1630, 1680, 1883, 1890, 1956, 2152, 2160, 2268, 2282, 2421, 2445, 2520, 2608, 2690, 2835, 2934, 3024, 3228, 3240, 3260, 3423, 3766, 3780, 3912, 4035, 4304, 4401, 4536, 4564, 4842, 4890, 5040, 5380, 5649, 5670, 5705, 5868, 6456, 6480, 6520, 6846, 7263, 7335, 7532, 7560, 7824, 8070, 8802, 9072, 9128, 9415, 9684, 9780, 10269, 10760, 11298, 11340, 11410, 11736, 12105, 12912, 13040, 13203, 13692, 14526, 14670, 15064, 15120, 16140, 16947, 17115, 17604, 18256, 18830, 19368, 19560, 20538, 21520, 21789, 22005, 22596, 22680, 22820, 23472, 24210, 26406, 27384, 28245, 29052, 29340, 30128, 30807, 32280, 33894, 34230, 35208, 36315, 37660, 38736, 39120, 41076, 43578, 43847, 44010, 45192, 45360, 45640, 48420, 50841, 51345, 52812, 54768, 56490, 58104, 58680, 61614, 64560, 66015, 67788, 68460, 70416, 72630, 75320, 82152, 84735, 87156, 87694, 88020, 90384, 91280, 92421, 96840, 101682, 102690, 105624, 108945, 112980, 116208, 117360, 123228, 131541, 132030, 135576, 136920, 145260, 150640, 152523, 154035, 164304, 169470, 174312, 175388, 176040, 184842, 193680, 203364, 205380, 211248, 217890, 219235, 225960, 246456, 254205, 263082, 264060, 271152, 273840, 290520, 305046, 306929, 308070, 338940, 348624, 350776, 352080, 369684, 394623, 406728, 410760, 435780, 438470, 451920, 462105, 492912, 508410, 526164, 528120, 581040, 610092, 613858, 616140, 657705, 677880, 701552, 739368, 762615, 789246, 813456, 821520, 871560, 876940, 920787, 924210, 1016820, 1052328, 1056240, 1183869, 1220184, 1227716, 1232280, 1315410, 1355760, 1478736, 1525230, 1534645, 1578492, 1743120, 1753880, 1841574, 1848420, 1973115, 2033640, 2104656, 2367738, 2440368, 2455432, 2464560, 2630820, 2762361, 3050460, 3069290, 3156984, 3507760, 3551607, 3683148, 3696840, 3946230, 4067280, 4603935, 4735476, 4910864, 5261640, 5524722, 5919345, 6100920, 6138580, 6313968, 7103214, 7366296, 7393680, 7892460, 8287083, 9207870, 9470952, 10523280, 11049444, 11838690, 12201840, 12277160, 13811805, 14206428, 14732592, 15784920, 16574166, 17758035, 18415740, 18941904, 22098888, 23677380, 24554320, 24861249, 27623610, 28412856, 31569840, 33148332, 35516070, 36831480, 41435415, 44197776, 47354760, 49722498, 55247220, 56825712, 66296664, 71032140, 73662960, 82870830, 94709520, 99444996, 110494440, 124306245, 132593328, 142064280, 165741660, 198889992, 220988880, 248612490, 284128560, 331483320, 397779984, 497224980, 662966640, 994449960, 1988899920]

約数ペア:

[(1, 1988899920), (2, 994449960), (3, 662966640), (4, 497224980), (5, 397779984), (6, 331483320), (7, 284128560), (8, 248612490), (9, 220988880), (10, 198889992), (12, 165741660), (14, 142064280), (15, 132593328), (16, 124306245), (18, 110494440), (20, 99444996), (21, 94709520), (24, 82870830), (27, 73662960), (28, 71032140), (30, 66296664), (35, 56825712), (36, 55247220), (40, 49722498), (42, 47354760), (45, 44197776), (48, 41435415), (54, 36831480), (56, 35516070), (60, 33148332), (63, 31569840), (70, 28412856), (72, 27623610), (80, 24861249), (81, 24554320), (84, 23677380), (90, 22098888), (105, 18941904), (108, 18415740), (112, 17758035), (120, 16574166), (126, 15784920), (135, 14732592), (140, 14206428), (144, 13811805), (162, 12277160), (163, 12201840), (168, 11838690), (180, 11049444), (189, 10523280), (210, 9470952), (216, 9207870), (240, 8287083), (252, 7892460), (269, 7393680), (270, 7366296), (280, 7103214), (315, 6313968), (324, 6138580), (326, 6100920), (336, 5919345), (360, 5524722), (378, 5261640), (405, 4910864), (420, 4735476), (432, 4603935), (489, 4067280), (504, 3946230), (538, 3696840), (540, 3683148), (560, 3551607), (567, 3507760), (630, 3156984), (648, 3069290), (652, 3050460), (720, 2762361), (756, 2630820), (807, 2464560), (810, 2455432), (815, 2440368), (840, 2367738), (945, 2104656), (978, 2033640), (1008, 1973115), (1076, 1848420), (1080, 1841574), (1134, 1753880), (1141, 1743120), (1260, 1578492), (1296, 1534645), (1304, 1525230), (1345, 1478736), (1467, 1355760), (1512, 1315410), (1614, 1232280), (1620, 1227716), (1630, 1220184), (1680, 1183869), (1883, 1056240), (1890, 1052328), (1956, 1016820), (2152, 924210), (2160, 920787), (2268, 876940), (2282, 871560), (2421, 821520), (2445, 813456), (2520, 789246), (2608, 762615), (2690, 739368), (2835, 701552), (2934, 677880), (3024, 657705), (3228, 616140), (3240, 613858), (3260, 610092), (3423, 581040), (3766, 528120), (3780, 526164), (3912, 508410), (4035, 492912), (4304, 462105), (4401, 451920), (4536, 438470), (4564, 435780), (4842, 410760), (4890, 406728), (5040, 394623), (5380, 369684), (5649, 352080), (5670, 350776), (5705, 348624), (5868, 338940), (6456, 308070), (6480, 306929), (6520, 305046), (6846, 290520), (7263, 273840), (7335, 271152), (7532, 264060), (7560, 263082), (7824, 254205), (8070, 246456), (8802, 225960), (9072, 219235), (9128, 217890), (9415, 211248), (9684, 205380), (9780, 203364), (10269, 193680), (10760, 184842), (11298, 176040), (11340, 175388), (11410, 174312), (11736, 169470), (12105, 164304), (12912, 154035), (13040, 152523), (13203, 150640), (13692, 145260), (14526, 136920), (14670, 135576), (15064, 132030), (15120, 131541), (16140, 123228), (16947, 117360), (17115, 116208), (17604, 112980), (18256, 108945), (18830, 105624), (19368, 102690), (19560, 101682), (20538, 96840), (21520, 92421), (21789, 91280), (22005, 90384), (22596, 88020), (22680, 87694), (22820, 87156), (23472, 84735), (24210, 82152), (26406, 75320), (27384, 72630), (28245, 70416), (29052, 68460), (29340, 67788), (30128, 66015), (30807, 64560), (32280, 61614), (33894, 58680), (34230, 58104), (35208, 56490), (36315, 54768), (37660, 52812), (38736, 51345), (39120, 50841), (41076, 48420), (43578, 45640), (43847, 45360), (44010, 45192)]