19941246720

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{229}}^1\times {\mathrm{7559}}^1$

素因数の和:7815

約数の個数: 216

約数和(自身を含む): 69305090400

約数和(自身を除く): 49363843680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 229, 240, 256, 288, 320, 360, 384, 458, 480, 576, 640, 687, 720, 768, 916, 960, 1145, 1152, 1280, 1374, 1440, 1832, 1920, 2061, 2290, 2304, 2748, 2880, 3435, 3664, 3840, 4122, 4580, 5496, 5760, 6870, 7328, 7559, 8244, 9160, 10305, 10992, 11520, 13740, 14656, 15118, 16488, 18320, 20610, 21984, 22677, 27480, 29312, 30236, 32976, 36640, 37795, 41220, 43968, 45354, 54960, 58624, 60472, 65952, 68031, 73280, 75590, 82440, 87936, 90708, 109920, 113385, 120944, 131904, 136062, 146560, 151180, 164880, 175872, 181416, 219840, 226770, 241888, 263808, 272124, 293120, 302360, 329760, 340155, 362832, 439680, 453540, 483776, 527616, 544248, 604720, 659520, 680310, 725664, 879360, 907080, 967552, 1088496, 1209440, 1319040, 1360620, 1451328, 1731011, 1814160, 1935104, 2176992, 2418880, 2638080, 2721240, 2902656, 3462022, 3628320, 4353984, 4837760, 5193033, 5442480, 5805312, 6924044, 7256640, 8655055, 8707968, 9675520, 10386066, 10884960, 13848088, 14513280, 15579099, 17310110, 17415936, 20772132, 21769920, 25965165, 27696176, 29026560, 31158198, 34620220, 41544264, 43539840, 51930330, 55392352, 62316396, 69240440, 77895495, 83088528, 87079680, 103860660, 110784704, 124632792, 138480880, 155790990, 166177056, 207721320, 221569408, 249265584, 276961760, 311581980, 332354112, 415442640, 443138816, 498531168, 553923520, 623163960, 664708224, 830885280, 997062336, 1107847040, 1246327920, 1329416448, 1661770560, 1994124672, 2215694080, 2492655840, 3323541120, 3988249344, 4985311680, 6647082240, 9970623360, 19941246720]

約数ペア:

[(1, 19941246720), (2, 9970623360), (3, 6647082240), (4, 4985311680), (5, 3988249344), (6, 3323541120), (8, 2492655840), (9, 2215694080), (10, 1994124672), (12, 1661770560), (15, 1329416448), (16, 1246327920), (18, 1107847040), (20, 997062336), (24, 830885280), (30, 664708224), (32, 623163960), (36, 553923520), (40, 498531168), (45, 443138816), (48, 415442640), (60, 332354112), (64, 311581980), (72, 276961760), (80, 249265584), (90, 221569408), (96, 207721320), (120, 166177056), (128, 155790990), (144, 138480880), (160, 124632792), (180, 110784704), (192, 103860660), (229, 87079680), (240, 83088528), (256, 77895495), (288, 69240440), (320, 62316396), (360, 55392352), (384, 51930330), (458, 43539840), (480, 41544264), (576, 34620220), (640, 31158198), (687, 29026560), (720, 27696176), (768, 25965165), (916, 21769920), (960, 20772132), (1145, 17415936), (1152, 17310110), (1280, 15579099), (1374, 14513280), (1440, 13848088), (1832, 10884960), (1920, 10386066), (2061, 9675520), (2290, 8707968), (2304, 8655055), (2748, 7256640), (2880, 6924044), (3435, 5805312), (3664, 5442480), (3840, 5193033), (4122, 4837760), (4580, 4353984), (5496, 3628320), (5760, 3462022), (6870, 2902656), (7328, 2721240), (7559, 2638080), (8244, 2418880), (9160, 2176992), (10305, 1935104), (10992, 1814160), (11520, 1731011), (13740, 1451328), (14656, 1360620), (15118, 1319040), (16488, 1209440), (18320, 1088496), (20610, 967552), (21984, 907080), (22677, 879360), (27480, 725664), (29312, 680310), (30236, 659520), (32976, 604720), (36640, 544248), (37795, 527616), (41220, 483776), (43968, 453540), (45354, 439680), (54960, 362832), (58624, 340155), (60472, 329760), (65952, 302360), (68031, 293120), (73280, 272124), (75590, 263808), (82440, 241888), (87936, 226770), (90708, 219840), (109920, 181416), (113385, 175872), (120944, 164880), (131904, 151180), (136062, 146560)]