18539799040

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{643}}^1\times {\mathrm{1609}}^1$

素因数の和:2282

約数の個数: 160

約数和(自身を含む): 50912991360

約数和(自身を除く): 32373192320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 512, 560, 640, 643, 896, 1120, 1280, 1286, 1609, 1792, 2240, 2560, 2572, 3215, 3218, 3584, 4480, 4501, 5144, 6430, 6436, 8045, 8960, 9002, 10288, 11263, 12860, 12872, 16090, 17920, 18004, 20576, 22505, 22526, 25720, 25744, 32180, 36008, 41152, 45010, 45052, 51440, 51488, 56315, 64360, 72016, 82304, 90020, 90104, 102880, 102976, 112630, 128720, 144032, 164608, 180040, 180208, 205760, 205952, 225260, 257440, 288064, 329216, 360080, 360416, 411520, 411904, 450520, 514880, 576128, 720160, 720832, 823040, 823808, 901040, 1029760, 1034587, 1152256, 1440320, 1441664, 1646080, 1802080, 2059520, 2069174, 2304512, 2880640, 2883328, 3604160, 4119040, 4138348, 5172935, 5761280, 5766656, 7208320, 7242109, 8276696, 10345870, 11522560, 14416640, 14484218, 16553392, 20691740, 28833280, 28968436, 33106784, 36210545, 41383480, 57936872, 66213568, 72421090, 82766960, 115873744, 132427136, 144842180, 165533920, 231747488, 264854272, 289684360, 331067840, 463494976, 529708544, 579368720, 662135680, 926989952, 1158737440, 1324271360, 1853979904, 2317474880, 2648542720, 3707959808, 4634949760, 9269899520, 18539799040]

約数ペア:

[(1, 18539799040), (2, 9269899520), (4, 4634949760), (5, 3707959808), (7, 2648542720), (8, 2317474880), (10, 1853979904), (14, 1324271360), (16, 1158737440), (20, 926989952), (28, 662135680), (32, 579368720), (35, 529708544), (40, 463494976), (56, 331067840), (64, 289684360), (70, 264854272), (80, 231747488), (112, 165533920), (128, 144842180), (140, 132427136), (160, 115873744), (224, 82766960), (256, 72421090), (280, 66213568), (320, 57936872), (448, 41383480), (512, 36210545), (560, 33106784), (640, 28968436), (643, 28833280), (896, 20691740), (1120, 16553392), (1280, 14484218), (1286, 14416640), (1609, 11522560), (1792, 10345870), (2240, 8276696), (2560, 7242109), (2572, 7208320), (3215, 5766656), (3218, 5761280), (3584, 5172935), (4480, 4138348), (4501, 4119040), (5144, 3604160), (6430, 2883328), (6436, 2880640), (8045, 2304512), (8960, 2069174), (9002, 2059520), (10288, 1802080), (11263, 1646080), (12860, 1441664), (12872, 1440320), (16090, 1152256), (17920, 1034587), (18004, 1029760), (20576, 901040), (22505, 823808), (22526, 823040), (25720, 720832), (25744, 720160), (32180, 576128), (36008, 514880), (41152, 450520), (45010, 411904), (45052, 411520), (51440, 360416), (51488, 360080), (56315, 329216), (64360, 288064), (72016, 257440), (82304, 225260), (90020, 205952), (90104, 205760), (102880, 180208), (102976, 180040), (112630, 164608), (128720, 144032)]