117968640

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{991}}^1$

素因数の和:1046

約数の個数: 144

約数和(自身を含む): 389308416

約数和(自身を除く): 271339776

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 93, 96, 120, 124, 128, 155, 160, 186, 192, 240, 248, 256, 310, 320, 372, 384, 465, 480, 496, 620, 640, 744, 768, 930, 960, 991, 992, 1240, 1280, 1488, 1860, 1920, 1982, 1984, 2480, 2973, 2976, 3720, 3840, 3964, 3968, 4955, 4960, 5946, 5952, 7440, 7928, 7936, 9910, 9920, 11892, 11904, 14865, 14880, 15856, 19820, 19840, 23784, 23808, 29730, 29760, 30721, 31712, 39640, 39680, 47568, 59460, 59520, 61442, 63424, 79280, 92163, 95136, 118920, 119040, 122884, 126848, 153605, 158560, 184326, 190272, 237840, 245768, 253696, 307210, 317120, 368652, 380544, 460815, 475680, 491536, 614420, 634240, 737304, 761088, 921630, 951360, 983072, 1228840, 1268480, 1474608, 1843260, 1902720, 1966144, 2457680, 2949216, 3686520, 3805440, 3932288, 4915360, 5898432, 7373040, 7864576, 9830720, 11796864, 14746080, 19661440, 23593728, 29492160, 39322880, 58984320, 117968640]

約数ペア:

[(1, 117968640), (2, 58984320), (3, 39322880), (4, 29492160), (5, 23593728), (6, 19661440), (8, 14746080), (10, 11796864), (12, 9830720), (15, 7864576), (16, 7373040), (20, 5898432), (24, 4915360), (30, 3932288), (31, 3805440), (32, 3686520), (40, 2949216), (48, 2457680), (60, 1966144), (62, 1902720), (64, 1843260), (80, 1474608), (93, 1268480), (96, 1228840), (120, 983072), (124, 951360), (128, 921630), (155, 761088), (160, 737304), (186, 634240), (192, 614420), (240, 491536), (248, 475680), (256, 460815), (310, 380544), (320, 368652), (372, 317120), (384, 307210), (465, 253696), (480, 245768), (496, 237840), (620, 190272), (640, 184326), (744, 158560), (768, 153605), (930, 126848), (960, 122884), (991, 119040), (992, 118920), (1240, 95136), (1280, 92163), (1488, 79280), (1860, 63424), (1920, 61442), (1982, 59520), (1984, 59460), (2480, 47568), (2973, 39680), (2976, 39640), (3720, 31712), (3840, 30721), (3964, 29760), (3968, 29730), (4955, 23808), (4960, 23784), (5946, 19840), (5952, 19820), (7440, 15856), (7928, 14880), (7936, 14865), (9910, 11904), (9920, 11892)]