180427520

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1549}}^1$

素因数の和:1590

約数の個数: 144

約数和(自身を含む): 532257600

約数和(自身を除く): 351830080

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 104, 112, 128, 130, 140, 160, 182, 208, 224, 256, 260, 280, 320, 364, 416, 448, 455, 520, 560, 640, 728, 832, 896, 910, 1040, 1120, 1280, 1456, 1549, 1664, 1792, 1820, 2080, 2240, 2912, 3098, 3328, 3640, 4160, 4480, 5824, 6196, 7280, 7745, 8320, 8960, 10843, 11648, 12392, 14560, 15490, 16640, 20137, 21686, 23296, 24784, 29120, 30980, 40274, 43372, 49568, 54215, 58240, 61960, 80548, 86744, 99136, 100685, 108430, 116480, 123920, 140959, 161096, 173488, 198272, 201370, 216860, 247840, 281918, 322192, 346976, 396544, 402740, 433720, 495680, 563836, 644384, 693952, 704795, 805480, 867440, 991360, 1127672, 1288768, 1387904, 1409590, 1610960, 1734880, 1982720, 2255344, 2577536, 2775808, 2819180, 3221920, 3469760, 4510688, 5155072, 5638360, 6443840, 6939520, 9021376, 11276720, 12887680, 13879040, 18042752, 22553440, 25775360, 36085504, 45106880, 90213760, 180427520]

約数ペア:

[(1, 180427520), (2, 90213760), (4, 45106880), (5, 36085504), (7, 25775360), (8, 22553440), (10, 18042752), (13, 13879040), (14, 12887680), (16, 11276720), (20, 9021376), (26, 6939520), (28, 6443840), (32, 5638360), (35, 5155072), (40, 4510688), (52, 3469760), (56, 3221920), (64, 2819180), (65, 2775808), (70, 2577536), (80, 2255344), (91, 1982720), (104, 1734880), (112, 1610960), (128, 1409590), (130, 1387904), (140, 1288768), (160, 1127672), (182, 991360), (208, 867440), (224, 805480), (256, 704795), (260, 693952), (280, 644384), (320, 563836), (364, 495680), (416, 433720), (448, 402740), (455, 396544), (520, 346976), (560, 322192), (640, 281918), (728, 247840), (832, 216860), (896, 201370), (910, 198272), (1040, 173488), (1120, 161096), (1280, 140959), (1456, 123920), (1549, 116480), (1664, 108430), (1792, 100685), (1820, 99136), (2080, 86744), (2240, 80548), (2912, 61960), (3098, 58240), (3328, 54215), (3640, 49568), (4160, 43372), (4480, 40274), (5824, 30980), (6196, 29120), (7280, 24784), (7745, 23296), (8320, 21686), (8960, 20137), (10843, 16640), (11648, 15490), (12392, 14560)]