18871238880

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{3833}}^1$

素因数の和:4130

約数の個数: 288

約数和(自身を含む): 69633660096

約数和(自身を除く): 50762421216

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 96, 104, 117, 120, 130, 144, 156, 160, 180, 195, 208, 234, 240, 260, 263, 288, 312, 360, 390, 416, 468, 480, 520, 526, 585, 624, 720, 780, 789, 936, 1040, 1052, 1170, 1248, 1315, 1440, 1560, 1578, 1872, 2080, 2104, 2340, 2367, 2630, 3120, 3156, 3419, 3744, 3833, 3945, 4208, 4680, 4734, 5260, 6240, 6312, 6838, 7666, 7890, 8416, 9360, 9468, 10257, 10520, 11499, 11835, 12624, 13676, 15332, 15780, 17095, 18720, 18936, 19165, 20514, 21040, 22998, 23670, 25248, 27352, 30664, 30771, 31560, 34190, 34497, 37872, 38330, 41028, 42080, 45996, 47340, 49829, 51285, 54704, 57495, 61328, 61542, 63120, 68380, 68994, 75744, 76660, 82056, 91992, 94680, 99658, 102570, 109408, 114990, 122656, 123084, 126240, 136760, 137988, 149487, 153320, 153855, 164112, 172485, 183984, 189360, 199316, 205140, 229980, 246168, 249145, 273520, 275976, 298974, 306640, 307710, 328224, 344970, 367968, 378720, 398632, 410280, 448461, 459960, 492336, 498290, 547040, 551952, 597948, 613280, 615420, 689940, 747435, 797264, 820560, 896922, 919920, 984672, 996580, 1008079, 1103904, 1195896, 1230840, 1379880, 1494870, 1594528, 1641120, 1793844, 1839840, 1993160, 2016158, 2242305, 2391792, 2461680, 2759760, 2989740, 3024237, 3587688, 3986320, 4032316, 4484610, 4783584, 4923360, 5040395, 5519520, 5979480, 6048474, 7175376, 7972640, 8064632, 8969220, 9072711, 10080790, 11958960, 12096948, 13105027, 14350752, 15121185, 16129264, 17938440, 18145422, 20161580, 23917920, 24193896, 26210054, 30242370, 32258528, 35876880, 36290844, 39315081, 40323160, 45363555, 48387792, 52420108, 60484740, 65525135, 71753760, 72581688, 78630162, 80646320, 90727110, 96775584, 104840216, 117945243, 120969480, 131050270, 145163376, 157260324, 161292640, 181454220, 196575405, 209680432, 235890486, 241938960, 262100540, 290326752, 314520648, 362908440, 393150810, 419360864, 471780972, 483877920, 524201080, 589726215, 629041296, 725816880, 786301620, 943561944, 1048402160, 1179452430, 1258082592, 1451633760, 1572603240, 1887123888, 2096804320, 2358904860, 3145206480, 3774247776, 4717809720, 6290412960, 9435619440, 18871238880]

約数ペア:

[(1, 18871238880), (2, 9435619440), (3, 6290412960), (4, 4717809720), (5, 3774247776), (6, 3145206480), (8, 2358904860), (9, 2096804320), (10, 1887123888), (12, 1572603240), (13, 1451633760), (15, 1258082592), (16, 1179452430), (18, 1048402160), (20, 943561944), (24, 786301620), (26, 725816880), (30, 629041296), (32, 589726215), (36, 524201080), (39, 483877920), (40, 471780972), (45, 419360864), (48, 393150810), (52, 362908440), (60, 314520648), (65, 290326752), (72, 262100540), (78, 241938960), (80, 235890486), (90, 209680432), (96, 196575405), (104, 181454220), (117, 161292640), (120, 157260324), (130, 145163376), (144, 131050270), (156, 120969480), (160, 117945243), (180, 104840216), (195, 96775584), (208, 90727110), (234, 80646320), (240, 78630162), (260, 72581688), (263, 71753760), (288, 65525135), (312, 60484740), (360, 52420108), (390, 48387792), (416, 45363555), (468, 40323160), (480, 39315081), (520, 36290844), (526, 35876880), (585, 32258528), (624, 30242370), (720, 26210054), (780, 24193896), (789, 23917920), (936, 20161580), (1040, 18145422), (1052, 17938440), (1170, 16129264), (1248, 15121185), (1315, 14350752), (1440, 13105027), (1560, 12096948), (1578, 11958960), (1872, 10080790), (2080, 9072711), (2104, 8969220), (2340, 8064632), (2367, 7972640), (2630, 7175376), (3120, 6048474), (3156, 5979480), (3419, 5519520), (3744, 5040395), (3833, 4923360), (3945, 4783584), (4208, 4484610), (4680, 4032316), (4734, 3986320), (5260, 3587688), (6240, 3024237), (6312, 2989740), (6838, 2759760), (7666, 2461680), (7890, 2391792), (8416, 2242305), (9360, 2016158), (9468, 1993160), (10257, 1839840), (10520, 1793844), (11499, 1641120), (11835, 1594528), (12624, 1494870), (13676, 1379880), (15332, 1230840), (15780, 1195896), (17095, 1103904), (18720, 1008079), (18936, 996580), (19165, 984672), (20514, 919920), (21040, 896922), (22998, 820560), (23670, 797264), (25248, 747435), (27352, 689940), (30664, 615420), (30771, 613280), (31560, 597948), (34190, 551952), (34497, 547040), (37872, 498290), (38330, 492336), (41028, 459960), (42080, 448461), (45996, 410280), (47340, 398632), (49829, 378720), (51285, 367968), (54704, 344970), (57495, 328224), (61328, 307710), (61542, 306640), (63120, 298974), (68380, 275976), (68994, 273520), (75744, 249145), (76660, 246168), (82056, 229980), (91992, 205140), (94680, 199316), (99658, 189360), (102570, 183984), (109408, 172485), (114990, 164112), (122656, 153855), (123084, 153320), (126240, 149487), (136760, 137988)]