8889405840

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{12689}}^1$

素因数の和:12854

約数の個数: 240

約数和(自身を含む): 34366550400

約数和(自身を除く): 25477144560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 139, 140, 144, 168, 180, 210, 240, 252, 278, 280, 315, 336, 360, 417, 420, 504, 556, 560, 630, 695, 720, 834, 840, 973, 1008, 1112, 1251, 1260, 1390, 1668, 1680, 1946, 2085, 2224, 2502, 2520, 2780, 2919, 3336, 3892, 4170, 4865, 5004, 5040, 5560, 5838, 6255, 6672, 7784, 8340, 8757, 9730, 10008, 11120, 11676, 12510, 12689, 14595, 15568, 16680, 17514, 19460, 20016, 23352, 25020, 25378, 29190, 33360, 35028, 38067, 38920, 43785, 46704, 50040, 50756, 58380, 63445, 70056, 76134, 77840, 87570, 88823, 100080, 101512, 114201, 116760, 126890, 140112, 152268, 175140, 177646, 190335, 203024, 228402, 233520, 253780, 266469, 304536, 350280, 355292, 380670, 444115, 456804, 507560, 532938, 571005, 609072, 700560, 710584, 761340, 799407, 888230, 913608, 1015120, 1065876, 1142010, 1332345, 1421168, 1522680, 1598814, 1763771, 1776460, 1827216, 2131752, 2284020, 2664690, 3045360, 3197628, 3527542, 3552920, 3997035, 4263504, 4568040, 5291313, 5329380, 6395256, 7055084, 7105840, 7994070, 8818855, 9136080, 10582626, 10658760, 12346397, 12790512, 14110168, 15873939, 15988140, 17637710, 21165252, 21317520, 24692794, 26456565, 28220336, 31747878, 31976280, 35275420, 37039191, 42330504, 49385588, 52913130, 61731985, 63495756, 63952560, 70550840, 74078382, 79369695, 84661008, 98771176, 105826260, 111117573, 123463970, 126991512, 141101680, 148156764, 158739390, 185195955, 197542352, 211652520, 222235146, 246927940, 253983024, 296313528, 317478780, 370391910, 423305040, 444470292, 493855880, 555587865, 592627056, 634957560, 740783820, 888940584, 987711760, 1111175730, 1269915120, 1481567640, 1777881168, 2222351460, 2963135280, 4444702920, 8889405840]

約数ペア:

[(1, 8889405840), (2, 4444702920), (3, 2963135280), (4, 2222351460), (5, 1777881168), (6, 1481567640), (7, 1269915120), (8, 1111175730), (9, 987711760), (10, 888940584), (12, 740783820), (14, 634957560), (15, 592627056), (16, 555587865), (18, 493855880), (20, 444470292), (21, 423305040), (24, 370391910), (28, 317478780), (30, 296313528), (35, 253983024), (36, 246927940), (40, 222235146), (42, 211652520), (45, 197542352), (48, 185195955), (56, 158739390), (60, 148156764), (63, 141101680), (70, 126991512), (72, 123463970), (80, 111117573), (84, 105826260), (90, 98771176), (105, 84661008), (112, 79369695), (120, 74078382), (126, 70550840), (139, 63952560), (140, 63495756), (144, 61731985), (168, 52913130), (180, 49385588), (210, 42330504), (240, 37039191), (252, 35275420), (278, 31976280), (280, 31747878), (315, 28220336), (336, 26456565), (360, 24692794), (417, 21317520), (420, 21165252), (504, 17637710), (556, 15988140), (560, 15873939), (630, 14110168), (695, 12790512), (720, 12346397), (834, 10658760), (840, 10582626), (973, 9136080), (1008, 8818855), (1112, 7994070), (1251, 7105840), (1260, 7055084), (1390, 6395256), (1668, 5329380), (1680, 5291313), (1946, 4568040), (2085, 4263504), (2224, 3997035), (2502, 3552920), (2520, 3527542), (2780, 3197628), (2919, 3045360), (3336, 2664690), (3892, 2284020), (4170, 2131752), (4865, 1827216), (5004, 1776460), (5040, 1763771), (5560, 1598814), (5838, 1522680), (6255, 1421168), (6672, 1332345), (7784, 1142010), (8340, 1065876), (8757, 1015120), (9730, 913608), (10008, 888230), (11120, 799407), (11676, 761340), (12510, 710584), (12689, 700560), (14595, 609072), (15568, 571005), (16680, 532938), (17514, 507560), (19460, 456804), (20016, 444115), (23352, 380670), (25020, 355292), (25378, 350280), (29190, 304536), (33360, 266469), (35028, 253780), (38067, 233520), (38920, 228402), (43785, 203024), (46704, 190335), (50040, 177646), (50756, 175140), (58380, 152268), (63445, 140112), (70056, 126890), (76134, 116760), (77840, 114201), (87570, 101512), (88823, 100080)]