205764480

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{257}}^1$

素因数の和:421

約数の個数: 192

約数和(自身を含む): 718426800

約数和(自身を除く): 512662320

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, 139, 144, 160, 180, 192, 240, 257, 278, 288, 320, 360, 384, 417, 480, 514, 556, 576, 640, 695, 720, 771, 834, 960, 1028, 1112, 1152, 1251, 1285, 1390, 1440, 1542, 1668, 1920, 2056, 2085, 2224, 2313, 2502, 2570, 2780, 2880, 3084, 3336, 3855, 4112, 4170, 4448, 4626, 5004, 5140, 5560, 5760, 6168, 6255, 6672, 7710, 8224, 8340, 8896, 9252, 10008, 10280, 11120, 11565, 12336, 12510, 13344, 15420, 16448, 16680, 17792, 18504, 20016, 20560, 22240, 23130, 24672, 25020, 26688, 30840, 32896, 33360, 35723, 37008, 40032, 41120, 44480, 46260, 49344, 50040, 53376, 61680, 66720, 71446, 74016, 80064, 82240, 88960, 92520, 98688, 100080, 107169, 123360, 133440, 142892, 148032, 160128, 164480, 178615, 185040, 200160, 214338, 246720, 266880, 285784, 296064, 321507, 357230, 370080, 400320, 428676, 493440, 535845, 571568, 643014, 714460, 740160, 800640, 857352, 1071690, 1143136, 1286028, 1428920, 1480320, 1607535, 1714704, 2143380, 2286272, 2572056, 2857840, 3215070, 3429408, 4286760, 4572544, 5144112, 5715680, 6430140, 6858816, 8573520, 10288224, 11431360, 12860280, 13717632, 17147040, 20576448, 22862720, 25720560, 34294080, 41152896, 51441120, 68588160, 102882240, 205764480]

約数ペア:

[(1, 205764480), (2, 102882240), (3, 68588160), (4, 51441120), (5, 41152896), (6, 34294080), (8, 25720560), (9, 22862720), (10, 20576448), (12, 17147040), (15, 13717632), (16, 12860280), (18, 11431360), (20, 10288224), (24, 8573520), (30, 6858816), (32, 6430140), (36, 5715680), (40, 5144112), (45, 4572544), (48, 4286760), (60, 3429408), (64, 3215070), (72, 2857840), (80, 2572056), (90, 2286272), (96, 2143380), (120, 1714704), (128, 1607535), (139, 1480320), (144, 1428920), (160, 1286028), (180, 1143136), (192, 1071690), (240, 857352), (257, 800640), (278, 740160), (288, 714460), (320, 643014), (360, 571568), (384, 535845), (417, 493440), (480, 428676), (514, 400320), (556, 370080), (576, 357230), (640, 321507), (695, 296064), (720, 285784), (771, 266880), (834, 246720), (960, 214338), (1028, 200160), (1112, 185040), (1152, 178615), (1251, 164480), (1285, 160128), (1390, 148032), (1440, 142892), (1542, 133440), (1668, 123360), (1920, 107169), (2056, 100080), (2085, 98688), (2224, 92520), (2313, 88960), (2502, 82240), (2570, 80064), (2780, 74016), (2880, 71446), (3084, 66720), (3336, 61680), (3855, 53376), (4112, 50040), (4170, 49344), (4448, 46260), (4626, 44480), (5004, 41120), (5140, 40032), (5560, 37008), (5760, 35723), (6168, 33360), (6255, 32896), (6672, 30840), (7710, 26688), (8224, 25020), (8340, 24672), (8896, 23130), (9252, 22240), (10008, 20560), (10280, 20016), (11120, 18504), (11565, 17792), (12336, 16680), (12510, 16448), (13344, 15420)]