261049104

素因数分解:

$2^4\times 3^2\times {\mathrm{89}}^1\times {\mathrm{20369}}^1$

素因数の和:20472

約数の個数: 60

約数和(自身を含む): 738819900

約数和(自身を除く): 477770796

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 89, 144, 178, 267, 356, 534, 712, 801, 1068, 1424, 1602, 2136, 3204, 4272, 6408, 12816, 20369, 40738, 61107, 81476, 122214, 162952, 183321, 244428, 325904, 366642, 488856, 733284, 977712, 1466568, 1812841, 2933136, 3625682, 5438523, 7251364, 10877046, 14502728, 16315569, 21754092, 29005456, 32631138, 43508184, 65262276, 87016368, 130524552, 261049104]

約数ペア:

[(1, 261049104), (2, 130524552), (3, 87016368), (4, 65262276), (6, 43508184), (8, 32631138), (9, 29005456), (12, 21754092), (16, 16315569), (18, 14502728), (24, 10877046), (36, 7251364), (48, 5438523), (72, 3625682), (89, 2933136), (144, 1812841), (178, 1466568), (267, 977712), (356, 733284), (534, 488856), (712, 366642), (801, 325904), (1068, 244428), (1424, 183321), (1602, 162952), (2136, 122214), (3204, 81476), (4272, 61107), (6408, 40738), (12816, 20369)]