1212982016

素因数分解:

$2^8\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{1381}}^1$

素因数の和:1517

約数の個数: 72

約数和(自身を含む): 2508429504

約数和(自身を除く): 1295447488

約数列:

[1, 2, 4, 8, 16, 32, 47, 64, 73, 94, 128, 146, 188, 256, 292, 376, 584, 752, 1168, 1381, 1504, 2336, 2762, 3008, 3431, 4672, 5524, 6016, 6862, 9344, 11048, 12032, 13724, 18688, 22096, 27448, 44192, 54896, 64907, 88384, 100813, 109792, 129814, 176768, 201626, 219584, 259628, 353536, 403252, 439168, 519256, 806504, 878336, 1038512, 1613008, 2077024, 3226016, 4154048, 4738211, 6452032, 8308096, 9476422, 12904064, 16616192, 18952844, 25808128, 37905688, 75811376, 151622752, 303245504, 606491008, 1212982016]

約数ペア:

[(1, 1212982016), (2, 606491008), (4, 303245504), (8, 151622752), (16, 75811376), (32, 37905688), (47, 25808128), (64, 18952844), (73, 16616192), (94, 12904064), (128, 9476422), (146, 8308096), (188, 6452032), (256, 4738211), (292, 4154048), (376, 3226016), (584, 2077024), (752, 1613008), (1168, 1038512), (1381, 878336), (1504, 806504), (2336, 519256), (2762, 439168), (3008, 403252), (3431, 353536), (4672, 259628), (5524, 219584), (6016, 201626), (6862, 176768), (9344, 129814), (11048, 109792), (12032, 100813), (13724, 88384), (18688, 64907), (22096, 54896), (27448, 44192)]