1381191840

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{521}}^1$

素因数の和:812

約数の個数: 288

約数和(自身を含む): 5417508096

約数和(自身を除く): 4036316256

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 263, 280, 288, 315, 336, 360, 420, 480, 504, 521, 526, 560, 630, 672, 720, 789, 840, 1008, 1042, 1052, 1120, 1260, 1315, 1440, 1563, 1578, 1680, 1841, 2016, 2084, 2104, 2367, 2520, 2605, 2630, 3126, 3156, 3360, 3647, 3682, 3945, 4168, 4208, 4689, 4734, 5040, 5210, 5260, 5523, 6252, 6312, 7294, 7364, 7815, 7890, 8336, 8416, 9205, 9378, 9468, 10080, 10420, 10520, 10941, 11046, 11835, 12504, 12624, 14588, 14728, 15630, 15780, 16569, 16672, 18235, 18410, 18756, 18936, 20840, 21040, 21882, 22092, 23445, 23670, 25008, 25248, 27615, 29176, 29456, 31260, 31560, 32823, 33138, 36470, 36820, 37512, 37872, 41680, 42080, 43764, 44184, 46890, 47340, 50016, 54705, 55230, 58352, 58912, 62520, 63120, 65646, 66276, 72940, 73640, 75024, 75744, 82845, 83360, 87528, 88368, 93780, 94680, 109410, 110460, 116704, 125040, 126240, 131292, 132552, 137023, 145880, 147280, 150048, 164115, 165690, 175056, 176736, 187560, 189360, 218820, 220920, 250080, 262584, 265104, 274046, 291760, 294560, 328230, 331380, 350112, 375120, 378720, 411069, 437640, 441840, 525168, 530208, 548092, 583520, 656460, 662760, 685115, 750240, 822138, 875280, 883680, 959161, 1050336, 1096184, 1233207, 1312920, 1325520, 1370230, 1644276, 1750560, 1918322, 2055345, 2192368, 2466414, 2625840, 2651040, 2740460, 2877483, 3288552, 3836644, 4110690, 4384736, 4795805, 4932828, 5251680, 5480920, 5754966, 6166035, 6577104, 7673288, 8221380, 8632449, 9591610, 9865656, 10961840, 11509932, 12332070, 13154208, 14387415, 15346576, 16442760, 17264898, 19183220, 19731312, 21923680, 23019864, 24664140, 28774830, 30693152, 32885520, 34529796, 38366440, 39462624, 43162245, 46039728, 49328280, 57549660, 65771040, 69059592, 76732880, 86324490, 92079456, 98656560, 115099320, 138119184, 153465760, 172648980, 197313120, 230198640, 276238368, 345297960, 460397280, 690595920, 1381191840]

約数ペア:

[(1, 1381191840), (2, 690595920), (3, 460397280), (4, 345297960), (5, 276238368), (6, 230198640), (7, 197313120), (8, 172648980), (9, 153465760), (10, 138119184), (12, 115099320), (14, 98656560), (15, 92079456), (16, 86324490), (18, 76732880), (20, 69059592), (21, 65771040), (24, 57549660), (28, 49328280), (30, 46039728), (32, 43162245), (35, 39462624), (36, 38366440), (40, 34529796), (42, 32885520), (45, 30693152), (48, 28774830), (56, 24664140), (60, 23019864), (63, 21923680), (70, 19731312), (72, 19183220), (80, 17264898), (84, 16442760), (90, 15346576), (96, 14387415), (105, 13154208), (112, 12332070), (120, 11509932), (126, 10961840), (140, 9865656), (144, 9591610), (160, 8632449), (168, 8221380), (180, 7673288), (210, 6577104), (224, 6166035), (240, 5754966), (252, 5480920), (263, 5251680), (280, 4932828), (288, 4795805), (315, 4384736), (336, 4110690), (360, 3836644), (420, 3288552), (480, 2877483), (504, 2740460), (521, 2651040), (526, 2625840), (560, 2466414), (630, 2192368), (672, 2055345), (720, 1918322), (789, 1750560), (840, 1644276), (1008, 1370230), (1042, 1325520), (1052, 1312920), (1120, 1233207), (1260, 1096184), (1315, 1050336), (1440, 959161), (1563, 883680), (1578, 875280), (1680, 822138), (1841, 750240), (2016, 685115), (2084, 662760), (2104, 656460), (2367, 583520), (2520, 548092), (2605, 530208), (2630, 525168), (3126, 441840), (3156, 437640), (3360, 411069), (3647, 378720), (3682, 375120), (3945, 350112), (4168, 331380), (4208, 328230), (4689, 294560), (4734, 291760), (5040, 274046), (5210, 265104), (5260, 262584), (5523, 250080), (6252, 220920), (6312, 218820), (7294, 189360), (7364, 187560), (7815, 176736), (7890, 175056), (8336, 165690), (8416, 164115), (9205, 150048), (9378, 147280), (9468, 145880), (10080, 137023), (10420, 132552), (10520, 131292), (10941, 126240), (11046, 125040), (11835, 116704), (12504, 110460), (12624, 109410), (14588, 94680), (14728, 93780), (15630, 88368), (15780, 87528), (16569, 83360), (16672, 82845), (18235, 75744), (18410, 75024), (18756, 73640), (18936, 72940), (20840, 66276), (21040, 65646), (21882, 63120), (22092, 62520), (23445, 58912), (23670, 58352), (25008, 55230), (25248, 54705), (27615, 50016), (29176, 47340), (29456, 46890), (31260, 44184), (31560, 43764), (32823, 42080), (33138, 41680), (36470, 37872), (36820, 37512)]