260688208

素因数分解:

$2^4\times {\mathrm{11}}^2\times {\mathrm{19}}^2\times {\mathrm{373}}^1$

素因数の和:441

約数の個数: 90

約数和(自身を含む): 587502762

約数和(自身を除く): 326814554

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 38, 44, 76, 88, 121, 152, 176, 209, 242, 304, 361, 373, 418, 484, 722, 746, 836, 968, 1444, 1492, 1672, 1936, 2299, 2888, 2984, 3344, 3971, 4103, 4598, 5776, 5968, 7087, 7942, 8206, 9196, 14174, 15884, 16412, 18392, 28348, 31768, 32824, 36784, 43681, 45133, 56696, 63536, 65648, 77957, 87362, 90266, 113392, 134653, 155914, 174724, 180532, 269306, 311828, 349448, 361064, 538612, 623656, 698896, 722128, 857527, 1077224, 1247312, 1481183, 1715054, 2154448, 2962366, 3430108, 5924732, 6860216, 11849464, 13720432, 16293013, 23698928, 32586026, 65172052, 130344104, 260688208]

約数ペア:

[(1, 260688208), (2, 130344104), (4, 65172052), (8, 32586026), (11, 23698928), (16, 16293013), (19, 13720432), (22, 11849464), (38, 6860216), (44, 5924732), (76, 3430108), (88, 2962366), (121, 2154448), (152, 1715054), (176, 1481183), (209, 1247312), (242, 1077224), (304, 857527), (361, 722128), (373, 698896), (418, 623656), (484, 538612), (722, 361064), (746, 349448), (836, 311828), (968, 269306), (1444, 180532), (1492, 174724), (1672, 155914), (1936, 134653), (2299, 113392), (2888, 90266), (2984, 87362), (3344, 77957), (3971, 65648), (4103, 63536), (4598, 56696), (5776, 45133), (5968, 43681), (7087, 36784), (7942, 32824), (8206, 31768), (9196, 28348), (14174, 18392), (15884, 16412)]