987989760

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{617}}^1$

素因数の和:783

約数の個数: 216

約数和(自身を含む): 3448514160

約数和(自身を除く): 2460524400

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, 256, 278, 288, 320, 360, 384, 417, 480, 556, 576, 617, 640, 695, 720, 768, 834, 960, 1112, 1152, 1234, 1251, 1280, 1390, 1440, 1668, 1851, 1920, 2085, 2224, 2304, 2468, 2502, 2780, 2880, 3085, 3336, 3702, 3840, 4170, 4448, 4936, 5004, 5553, 5560, 5760, 6170, 6255, 6672, 7404, 8340, 8896, 9255, 9872, 10008, 11106, 11120, 11520, 12340, 12510, 13344, 14808, 16680, 17792, 18510, 19744, 20016, 22212, 22240, 24680, 25020, 26688, 27765, 29616, 33360, 35584, 37020, 39488, 40032, 44424, 44480, 49360, 50040, 53376, 55530, 59232, 66720, 74040, 78976, 80064, 85763, 88848, 88960, 98720, 100080, 106752, 111060, 118464, 133440, 148080, 157952, 160128, 171526, 177696, 177920, 197440, 200160, 222120, 236928, 257289, 266880, 296160, 320256, 343052, 355392, 394880, 400320, 428815, 444240, 473856, 514578, 533760, 592320, 686104, 710784, 771867, 789760, 800640, 857630, 888480, 1029156, 1184640, 1286445, 1372208, 1421568, 1543734, 1601280, 1715260, 1776960, 2058312, 2369280, 2572890, 2744416, 3087468, 3430520, 3553920, 3859335, 4116624, 5145780, 5488832, 6174936, 6861040, 7107840, 7718670, 8233248, 10291560, 10977664, 12349872, 13722080, 15437340, 16466496, 20583120, 21955328, 24699744, 27444160, 30874680, 32932992, 41166240, 49399488, 54888320, 61749360, 65865984, 82332480, 98798976, 109776640, 123498720, 164664960, 197597952, 246997440, 329329920, 493994880, 987989760]

約数ペア:

[(1, 987989760), (2, 493994880), (3, 329329920), (4, 246997440), (5, 197597952), (6, 164664960), (8, 123498720), (9, 109776640), (10, 98798976), (12, 82332480), (15, 65865984), (16, 61749360), (18, 54888320), (20, 49399488), (24, 41166240), (30, 32932992), (32, 30874680), (36, 27444160), (40, 24699744), (45, 21955328), (48, 20583120), (60, 16466496), (64, 15437340), (72, 13722080), (80, 12349872), (90, 10977664), (96, 10291560), (120, 8233248), (128, 7718670), (139, 7107840), (144, 6861040), (160, 6174936), (180, 5488832), (192, 5145780), (240, 4116624), (256, 3859335), (278, 3553920), (288, 3430520), (320, 3087468), (360, 2744416), (384, 2572890), (417, 2369280), (480, 2058312), (556, 1776960), (576, 1715260), (617, 1601280), (640, 1543734), (695, 1421568), (720, 1372208), (768, 1286445), (834, 1184640), (960, 1029156), (1112, 888480), (1152, 857630), (1234, 800640), (1251, 789760), (1280, 771867), (1390, 710784), (1440, 686104), (1668, 592320), (1851, 533760), (1920, 514578), (2085, 473856), (2224, 444240), (2304, 428815), (2468, 400320), (2502, 394880), (2780, 355392), (2880, 343052), (3085, 320256), (3336, 296160), (3702, 266880), (3840, 257289), (4170, 236928), (4448, 222120), (4936, 200160), (5004, 197440), (5553, 177920), (5560, 177696), (5760, 171526), (6170, 160128), (6255, 157952), (6672, 148080), (7404, 133440), (8340, 118464), (8896, 111060), (9255, 106752), (9872, 100080), (10008, 98720), (11106, 88960), (11120, 88848), (11520, 85763), (12340, 80064), (12510, 78976), (13344, 74040), (14808, 66720), (16680, 59232), (17792, 55530), (18510, 53376), (19744, 50040), (20016, 49360), (22212, 44480), (22240, 44424), (24680, 40032), (25020, 39488), (26688, 37020), (27765, 35584), (29616, 33360)]