780831648

素因数分解:

$2^5\times 3^2\times {\mathrm{331}}^1\times {\mathrm{8191}}^1$

素因数の和:8538

約数の個数: 72

約数和(自身を含む): 2227470336

約数和(自身を除く): 1446638688

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 331, 662, 993, 1324, 1986, 2648, 2979, 3972, 5296, 5958, 7944, 8191, 10592, 11916, 15888, 16382, 23832, 24573, 31776, 32764, 47664, 49146, 65528, 73719, 95328, 98292, 131056, 147438, 196584, 262112, 294876, 393168, 589752, 786336, 1179504, 2359008, 2711221, 5422442, 8133663, 10844884, 16267326, 21689768, 24400989, 32534652, 43379536, 48801978, 65069304, 86759072, 97603956, 130138608, 195207912, 260277216, 390415824, 780831648]

約数ペア:

[(1, 780831648), (2, 390415824), (3, 260277216), (4, 195207912), (6, 130138608), (8, 97603956), (9, 86759072), (12, 65069304), (16, 48801978), (18, 43379536), (24, 32534652), (32, 24400989), (36, 21689768), (48, 16267326), (72, 10844884), (96, 8133663), (144, 5422442), (288, 2711221), (331, 2359008), (662, 1179504), (993, 786336), (1324, 589752), (1986, 393168), (2648, 294876), (2979, 262112), (3972, 196584), (5296, 147438), (5958, 131056), (7944, 98292), (8191, 95328), (10592, 73719), (11916, 65528), (15888, 49146), (16382, 47664), (23832, 32764), (24573, 31776)]