128206944

素因数分解:

$2^5\times 3^2\times {\mathrm{199}}^1\times {\mathrm{2237}}^1$

素因数の和:2452

約数の個数: 72

約数和(自身を含む): 366584400

約数和(自身を除く): 238377456

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 199, 288, 398, 597, 796, 1194, 1592, 1791, 2237, 2388, 3184, 3582, 4474, 4776, 6368, 6711, 7164, 8948, 9552, 13422, 14328, 17896, 19104, 20133, 26844, 28656, 35792, 40266, 53688, 57312, 71584, 80532, 107376, 161064, 214752, 322128, 445163, 644256, 890326, 1335489, 1780652, 2670978, 3561304, 4006467, 5341956, 7122608, 8012934, 10683912, 14245216, 16025868, 21367824, 32051736, 42735648, 64103472, 128206944]

約数ペア:

[(1, 128206944), (2, 64103472), (3, 42735648), (4, 32051736), (6, 21367824), (8, 16025868), (9, 14245216), (12, 10683912), (16, 8012934), (18, 7122608), (24, 5341956), (32, 4006467), (36, 3561304), (48, 2670978), (72, 1780652), (96, 1335489), (144, 890326), (199, 644256), (288, 445163), (398, 322128), (597, 214752), (796, 161064), (1194, 107376), (1592, 80532), (1791, 71584), (2237, 57312), (2388, 53688), (3184, 40266), (3582, 35792), (4474, 28656), (4776, 26844), (6368, 20133), (6711, 19104), (7164, 17896), (8948, 14328), (9552, 13422)]