1918659840

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{8191}}^1$

素因数の和:8276

約数の個数: 144

約数和(自身を含む): 6228934656

約数和(自身を除く): 4310274816

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, 732, 768, 915, 960, 976, 1220, 1280, 1464, 1830, 1920, 1952, 2440, 2928, 3660, 3840, 3904, 4880, 5856, 7320, 7808, 8191, 9760, 11712, 14640, 15616, 16382, 19520, 23424, 24573, 29280, 32764, 39040, 40955, 46848, 49146, 58560, 65528, 78080, 81910, 98292, 117120, 122865, 131056, 163820, 196584, 234240, 245730, 262112, 327640, 393168, 491460, 499651, 524224, 655280, 786336, 982920, 999302, 1048448, 1310560, 1498953, 1572672, 1965840, 1998604, 2096896, 2498255, 2621120, 2997906, 3145344, 3931680, 3997208, 4996510, 5242240, 5995812, 6290688, 7494765, 7863360, 7994416, 9993020, 10484480, 11991624, 14989530, 15726720, 15988832, 19986040, 23983248, 29979060, 31453440, 31977664, 39972080, 47966496, 59958120, 63955328, 79944160, 95932992, 119916240, 127910656, 159888320, 191865984, 239832480, 319776640, 383731968, 479664960, 639553280, 959329920, 1918659840]

約数ペア:

[(1, 1918659840), (2, 959329920), (3, 639553280), (4, 479664960), (5, 383731968), (6, 319776640), (8, 239832480), (10, 191865984), (12, 159888320), (15, 127910656), (16, 119916240), (20, 95932992), (24, 79944160), (30, 63955328), (32, 59958120), (40, 47966496), (48, 39972080), (60, 31977664), (61, 31453440), (64, 29979060), (80, 23983248), (96, 19986040), (120, 15988832), (122, 15726720), (128, 14989530), (160, 11991624), (183, 10484480), (192, 9993020), (240, 7994416), (244, 7863360), (256, 7494765), (305, 6290688), (320, 5995812), (366, 5242240), (384, 4996510), (480, 3997208), (488, 3931680), (610, 3145344), (640, 2997906), (732, 2621120), (768, 2498255), (915, 2096896), (960, 1998604), (976, 1965840), (1220, 1572672), (1280, 1498953), (1464, 1310560), (1830, 1048448), (1920, 999302), (1952, 982920), (2440, 786336), (2928, 655280), (3660, 524224), (3840, 499651), (3904, 491460), (4880, 393168), (5856, 327640), (7320, 262112), (7808, 245730), (8191, 234240), (9760, 196584), (11712, 163820), (14640, 131056), (15616, 122865), (16382, 117120), (19520, 98292), (23424, 81910), (24573, 78080), (29280, 65528), (32764, 58560), (39040, 49146), (40955, 46848)]