320197968

素因数分解:

$2^4\times 3^3\times {\mathrm{397}}^1\times {\mathrm{1867}}^1$

素因数の和:2281

約数の個数: 80

約数和(自身を含む): 921895360

約数和(自身を除く): 601697392

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 216, 397, 432, 794, 1191, 1588, 1867, 2382, 3176, 3573, 3734, 4764, 5601, 6352, 7146, 7468, 9528, 10719, 11202, 14292, 14936, 16803, 19056, 21438, 22404, 28584, 29872, 33606, 42876, 44808, 50409, 57168, 67212, 85752, 89616, 100818, 134424, 171504, 201636, 268848, 403272, 741199, 806544, 1482398, 2223597, 2964796, 4447194, 5929592, 6670791, 8894388, 11859184, 13341582, 17788776, 20012373, 26683164, 35577552, 40024746, 53366328, 80049492, 106732656, 160098984, 320197968]

約数ペア:

[(1, 320197968), (2, 160098984), (3, 106732656), (4, 80049492), (6, 53366328), (8, 40024746), (9, 35577552), (12, 26683164), (16, 20012373), (18, 17788776), (24, 13341582), (27, 11859184), (36, 8894388), (48, 6670791), (54, 5929592), (72, 4447194), (108, 2964796), (144, 2223597), (216, 1482398), (397, 806544), (432, 741199), (794, 403272), (1191, 268848), (1588, 201636), (1867, 171504), (2382, 134424), (3176, 100818), (3573, 89616), (3734, 85752), (4764, 67212), (5601, 57168), (6352, 50409), (7146, 44808), (7468, 42876), (9528, 33606), (10719, 29872), (11202, 28584), (14292, 22404), (14936, 21438), (16803, 19056)]