199904256

素因数分解:

$2^{10}\times 3^2\times {\mathrm{109}}^1\times {\mathrm{199}}^1$

素因数の和:334

約数の個数: 132

約数和(自身を含む): 585442000

約数和(自身を除く): 385537744

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 109, 128, 144, 192, 199, 218, 256, 288, 327, 384, 398, 436, 512, 576, 597, 654, 768, 796, 872, 981, 1024, 1152, 1194, 1308, 1536, 1592, 1744, 1791, 1962, 2304, 2388, 2616, 3072, 3184, 3488, 3582, 3924, 4608, 4776, 5232, 6368, 6976, 7164, 7848, 9216, 9552, 10464, 12736, 13952, 14328, 15696, 19104, 20928, 21691, 25472, 27904, 28656, 31392, 38208, 41856, 43382, 50944, 55808, 57312, 62784, 65073, 76416, 83712, 86764, 101888, 111616, 114624, 125568, 130146, 152832, 167424, 173528, 195219, 203776, 229248, 251136, 260292, 305664, 334848, 347056, 390438, 458496, 502272, 520584, 611328, 694112, 780876, 916992, 1004544, 1041168, 1388224, 1561752, 1833984, 2082336, 2776448, 3123504, 4164672, 5552896, 6247008, 8329344, 11105792, 12494016, 16658688, 22211584, 24988032, 33317376, 49976064, 66634752, 99952128, 199904256]

約数ペア:

[(1, 199904256), (2, 99952128), (3, 66634752), (4, 49976064), (6, 33317376), (8, 24988032), (9, 22211584), (12, 16658688), (16, 12494016), (18, 11105792), (24, 8329344), (32, 6247008), (36, 5552896), (48, 4164672), (64, 3123504), (72, 2776448), (96, 2082336), (109, 1833984), (128, 1561752), (144, 1388224), (192, 1041168), (199, 1004544), (218, 916992), (256, 780876), (288, 694112), (327, 611328), (384, 520584), (398, 502272), (436, 458496), (512, 390438), (576, 347056), (597, 334848), (654, 305664), (768, 260292), (796, 251136), (872, 229248), (981, 203776), (1024, 195219), (1152, 173528), (1194, 167424), (1308, 152832), (1536, 130146), (1592, 125568), (1744, 114624), (1791, 111616), (1962, 101888), (2304, 86764), (2388, 83712), (2616, 76416), (3072, 65073), (3184, 62784), (3488, 57312), (3582, 55808), (3924, 50944), (4608, 43382), (4776, 41856), (5232, 38208), (6368, 31392), (6976, 28656), (7164, 27904), (7848, 25472), (9216, 21691), (9552, 20928), (10464, 19104), (12736, 15696), (13952, 14328)]