161859840

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{691}}^1$

素因数の和:776

約数の個数: 144

約数和(自身を含む): 526174656

約数和(自身を除く): 364314816

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 61, 64, 80, 96, 120, 122, 128, 160, 183, 192, 240, 244, 256, 305, 320, 366, 384, 480, 488, 610, 640, 691, 732, 768, 915, 960, 976, 1220, 1280, 1382, 1464, 1830, 1920, 1952, 2073, 2440, 2764, 2928, 3455, 3660, 3840, 3904, 4146, 4880, 5528, 5856, 6910, 7320, 7808, 8292, 9760, 10365, 11056, 11712, 13820, 14640, 15616, 16584, 19520, 20730, 22112, 23424, 27640, 29280, 33168, 39040, 41460, 42151, 44224, 46848, 55280, 58560, 66336, 78080, 82920, 84302, 88448, 110560, 117120, 126453, 132672, 165840, 168604, 176896, 210755, 221120, 234240, 252906, 265344, 331680, 337208, 421510, 442240, 505812, 530688, 632265, 663360, 674416, 843020, 884480, 1011624, 1264530, 1326720, 1348832, 1686040, 2023248, 2529060, 2653440, 2697664, 3372080, 4046496, 5058120, 5395328, 6744160, 8092992, 10116240, 10790656, 13488320, 16185984, 20232480, 26976640, 32371968, 40464960, 53953280, 80929920, 161859840]

約数ペア:

[(1, 161859840), (2, 80929920), (3, 53953280), (4, 40464960), (5, 32371968), (6, 26976640), (8, 20232480), (10, 16185984), (12, 13488320), (15, 10790656), (16, 10116240), (20, 8092992), (24, 6744160), (30, 5395328), (32, 5058120), (40, 4046496), (48, 3372080), (60, 2697664), (61, 2653440), (64, 2529060), (80, 2023248), (96, 1686040), (120, 1348832), (122, 1326720), (128, 1264530), (160, 1011624), (183, 884480), (192, 843020), (240, 674416), (244, 663360), (256, 632265), (305, 530688), (320, 505812), (366, 442240), (384, 421510), (480, 337208), (488, 331680), (610, 265344), (640, 252906), (691, 234240), (732, 221120), (768, 210755), (915, 176896), (960, 168604), (976, 165840), (1220, 132672), (1280, 126453), (1382, 117120), (1464, 110560), (1830, 88448), (1920, 84302), (1952, 82920), (2073, 78080), (2440, 66336), (2764, 58560), (2928, 55280), (3455, 46848), (3660, 44224), (3840, 42151), (3904, 41460), (4146, 39040), (4880, 33168), (5528, 29280), (5856, 27640), (6910, 23424), (7320, 22112), (7808, 20730), (8292, 19520), (9760, 16584), (10365, 15616), (11056, 14640), (11712, 13820)]